Perhaps you should try some spelling variations:
yang erlang » yang erzeng, yang terlarang
tests using » test using, tested using, sets using
wang yang » wang yan, wang liang, wang yanling
song thin » song shin, song jin
erlang a » lang a
song min » song ming, gong min, jong min
a tests » a test, 1 tests, 2 tests
mlwin » elwin, lwin, mlwi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang erlang a tests using mlwin ((song min) or (song thin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang erlang a tests using mlwin ((song min) OR (song thin)) ;*.