153568Sobrien0@abc@abc
253568Sobrien1@abc@xbc
353568Sobrien1@abc@axc
453568Sobrien1@abc@abx
553568Sobrien0@abc@xabcy
653568Sobrien0@abc@ababc
753568Sobrien0@ab*c@abc
853568Sobrien0@ab*bc@abc
953568Sobrien0@ab*bc@abbc
1053568Sobrien0@ab*bc@abbbbc
1153568Sobrien0@ab+bc@abbc
1253568Sobrien1@ab+bc@abc
1353568Sobrien1@ab+bc@abq
1453568Sobrien0@ab+bc@abbbbc
1553568Sobrien0@ab?bc@abbc
1653568Sobrien0@ab?bc@abc
1753568Sobrien1@ab?bc@abbbbc
1853568Sobrien0@ab?c@abc
1953568Sobrien0@^abc$@abc
2053568Sobrien1@^abc$@abcc
2153568Sobrien0@^abc@abcc
2253568Sobrien1@^abc$@aabc
2353568Sobrien0@abc$@aabc
2453568Sobrien0@^@abc
2553568Sobrien0@$@abc
2653568Sobrien0@a.c@abc
2753568Sobrien0@a.c@axc
2853568Sobrien0@a.*c@axyzc
2953568Sobrien1@a.*c@axyzd
3053568Sobrien1@a[bc]d@abc
3153568Sobrien0@a[bc]d@abd
3253568Sobrien1@a[b-d]e@abd
3353568Sobrien0@a[b-d]e@ace
3453568Sobrien0@a[b-d]@aac
3553568Sobrien0@a[-b]@a-
3653568Sobrien0@a[b-]@a-
3753568Sobrien1@a[b-a]@-
3853568Sobrien2@a[]b@-
3953568Sobrien2@a[@-
4053568Sobrien0@a]@a]
4153568Sobrien0@a[]]b@a]b
4253568Sobrien0@a[^bc]d@aed
4353568Sobrien1@a[^bc]d@abd
4453568Sobrien0@a[^-b]c@adc
4553568Sobrien1@a[^-b]c@a-c
4653568Sobrien1@a[^]b]c@a]c
4753568Sobrien0@a[^]b]c@adc
4853568Sobrien0@ab|cd@abc
4953568Sobrien0@ab|cd@abcd
5053568Sobrien0@()ef@def
5153568Sobrien0@()*@-
5253568Sobrien1@*a@-
5353568Sobrien0@^*@-
5453568Sobrien0@$*@-
5553568Sobrien1@(*)b@-
5653568Sobrien1@$b@b
5753568Sobrien2@a\@-
5853568Sobrien0@a\(b@a(b
5953568Sobrien0@a\(*b@ab
6053568Sobrien0@a\(*b@a((b
6153568Sobrien1@a\x@a\x
6253568Sobrien2@abc)@-
6353568Sobrien2@(abc@-
6453568Sobrien0@((a))@abc
6553568Sobrien0@(a)b(c)@abc
6653568Sobrien0@a+b+c@aabbabc
6753568Sobrien0@a**@-
6853568Sobrien0@a*?@-
6953568Sobrien0@(a*)*@-
7053568Sobrien0@(a*)+@-
7153568Sobrien0@(a|)*@-
7253568Sobrien0@(a*|b)*@-
7353568Sobrien0@(a+|b)*@ab
7453568Sobrien0@(a+|b)+@ab
7553568Sobrien0@(a+|b)?@ab
7653568Sobrien0@[^ab]*@cde
7753568Sobrien0@(^)*@-
7853568Sobrien0@(ab|)*@-
7953568Sobrien2@)(@-
8053568Sobrien1@abc@
8153568Sobrien1@abc@
8253568Sobrien0@a*@
8353568Sobrien0@([abc])*d@abbbcd
8453568Sobrien0@([abc])*bcd@abcd
8553568Sobrien0@a|b|c|d|e@e
8653568Sobrien0@(a|b|c|d|e)f@ef
8753568Sobrien0@((a*|b))*@-
8853568Sobrien0@abcd*efg@abcdefg
8953568Sobrien0@ab*@xabyabbbz
9053568Sobrien0@ab*@xayabbbz
9153568Sobrien0@(ab|cd)e@abcde
9253568Sobrien0@[abhgefdc]ij@hij
9353568Sobrien1@^(ab|cd)e@abcde
9453568Sobrien0@(abc|)ef@abcdef
9553568Sobrien0@(a|b)c*d@abcd
9653568Sobrien0@(ab|ab*)bc@abc
9753568Sobrien0@a([bc]*)c*@abc
9853568Sobrien0@a([bc]*)(c*d)@abcd
9953568Sobrien0@a([bc]+)(c*d)@abcd
10053568Sobrien0@a([bc]*)(c+d)@abcd
10153568Sobrien0@a[bcd]*dcdcde@adcdcde
10253568Sobrien1@a[bcd]+dcdcde@adcdcde
10353568Sobrien0@(ab|a)b*c@abc
10453568Sobrien0@((a)(b)c)(d)@abcd
10553568Sobrien0@[A-Za-z_][A-Za-z0-9_]*@alpha
10653568Sobrien0@^a(bc+|b[eh])g|.h$@abh
10753568Sobrien0@(bc+d$|ef*g.|h?i(j|k))@effgz
10853568Sobrien0@(bc+d$|ef*g.|h?i(j|k))@ij
10953568Sobrien1@(bc+d$|ef*g.|h?i(j|k))@effg
11053568Sobrien1@(bc+d$|ef*g.|h?i(j|k))@bcdd
11153568Sobrien0@(bc+d$|ef*g.|h?i(j|k))@reffgz
11253568Sobrien1@((((((((((a))))))))))@-
11353568Sobrien0@(((((((((a)))))))))@a
11453568Sobrien1@multiple words of text@uh-uh
11553568Sobrien0@multiple words@multiple words, yeah
11653568Sobrien0@(.*)c(.*)@abcde
11753568Sobrien1@\((.*),@(.*)\)
11853568Sobrien1@[k]@ab
11953568Sobrien0@abcd@abcd
12053568Sobrien0@a(bc)d@abcd
12153568Sobrien0@a[-]?c@ac
12253568Sobrien0@(....).*\1@beriberi
123