Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh cung » thanh cuong, thanh cong, thanh tung
cac thuong » cac truong, cac phuong, cac chuong
ho chieu » theo chieu, hoc thieu, doi chieu
cung cac » cuong cac, cung cap, dung cac
cong tac » cong ty
than cap » khan cap, thanh lap, thanh cac
phan dau » phan tu, hang dau

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 - thanh cung cac thuong cong tac ((than cap) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh cung cac thuong cong tac ((than cap) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh cung cac thuong cong tac ((than cap) or (phan dau))*.