Perhaps you should try some spelling variations:
trinh cua » tinh cua, trinh quan, trinh luan
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
manh toan » thanh toan, anh tuan, tinh toan
chu xanh » chu manh, chieu xanh, chua xang
toan cao » toan ban, toan tap
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu xanh - hanh ((trinh cua) or (trinh luat)) ((hang cong) OR (bang cong)) manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu xanh - hanh ((trinh cua) OR (trinh luat)) ((hang cong) OR (bang cong)) manh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu xanh - hanh ((trinh cua) or (trinh luat)) ((hang cong) OR (bang cong)) manh toan cao".
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - hanh ((trinh cua) or (trinh luat)) ((hang cong) OR (bang cong)) manh toan cao*.