Perhaps you should try some spelling variations:
trinh quan » tinh quang, trinh han
chua xang » chua nang, chuc nang, chu bang
dung cong » dung trong
chu xanh » chu manh, chieu xanh, chuc danh
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: theo ((chu xanh) or (chua xang)) - hanh ((trinh quan) OR (trinh luat)) dung cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - hanh ((trinh quan) OR (trinh luat)) dung cong tan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chua xang)) - hanh ((trinh quan) OR (trinh luat)) dung cong tan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - hanh ((trinh quan) OR (trinh luat)) dung cong tan toan cao*.