Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
lang cong » dang cong, bang cong, hang cong
van lang » van nang, va lang, van hang
dan than » dan chan, ban than, van than
van chat » cao chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu manh - hanh trinh van lang cong ((dan than) or (van chat)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - hanh trinh van lang cong ((dan than) OR (van chat)) cau*.