Perhaps you should try some spelling variations:
trinh cong » trinh dung
huong qua » huong cua, duong qua, huong que
chua xang » chua nang, chuc nang, chu bang
qua trinh » qua kinh
chu xanh » chu manh, chieu xanh, chuc danh
cong san » cong tac
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu xanh) or (chua xang)) - anh huong qua trinh cong san ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (chua xang)) - anh huong qua trinh cong san ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) or (chua xang)) - anh huong qua trinh cong san ((toan cao) or (toan ban))*.