Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
canh thanh » canh tranh, danh thanh, anh thanh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
san dung » van dung, dan dung, tan dung
cong van » cong vang, cong san, song van
toan ban » van ban
phan cau » phan dau, phan cac, phan tu

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 - canh thanh san dung cong van ((toan ban) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh thanh san dung cong van ((toan ban) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh thanh san dung cong van ((toan ban) or (phan cau))*.