Perhaps you should try some spelling variations:
trinh toant » tinh toan, trinh thanh, trinh hoan
trinh toan » tinh toan, thanh toan, trinh han
lang thanh » dang thanh, tang thanh, lang thang
thanh chau » thanh cha, thanh cham, thanh chu
hang cong » dang cong, hang nong, bang cong
cong lang » cong vang, cong luong, cong quang
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doc hieu)) xanh - canh ((trinh toan) or (trinh toant)) hang cong lang thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doc hieu)) xanh - canh ((trinh toan) OR (trinh toant)) hang cong lang thanh chau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doc hieu)) xanh - canh ((trinh toan) or (trinh toant)) hang cong lang thanh chau*.