[1] Hello, it is fine today. It had been raining, but finally, good weather. It says "this_is_a_long_long_long_word_with_no_white_space".

[2] http://www.www.www/aaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbb/cccccccc.html

[3] http://www.www.www/abc-ddddddddddddddddddddddddddd-eeeeee.html

[4] http://www.www.www/abc_ddddddddddddddddddddddddddd_eeeeee.html