Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
canh trinh » canh tranh, hanh trinh, canh tinh
dung cong » dung trong
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
trinh va » trinh van, trinh vat, trinh ve
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 (chu manh)) - canh trinh va ((nhung cong) or (dung cong)) tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu manh)) - canh trinh va ((nhung cong) OR (dung cong)) tan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chu manh)) - canh trinh va ((nhung cong) or (dung cong)) tan toan cao*.