Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
ho chieu » theo chieu, hoc thieu, doi chieu
lang van » dang van, tang van, hoang van
van quan » van ban
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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 tinh - nhanh lang van quan ((cong dong) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - nhanh lang van quan ((cong dong) OR (cong tac)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - nhanh lang van quan ((cong dong) or (cong tac)) toan cau*.