Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
dung thanh » duong thanh, dong thanh, dang thanh
thanh chau » thanh cha, thanh cham, thanh chu
doanh qua » doanh quan, doanh cua, danh qua
qua trinh » qua kinh
nhanh cau » nhanh cay, nhanh ha, hang cau
theo chu » theo chieu, cho chu, chao chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (theo chu)) xanh - nhung doanh qua trinh dung thanh ((nhanh cau) OR (thanh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (theo chu)) xanh - nhung doanh qua trinh dung thanh ((nhanh cau) OR (thanh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hien) or (theo chu)) xanh - nhung doanh qua trinh dung thanh ((nhanh cau) OR (thanh chau))".
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (theo chu)) xanh - nhung doanh qua trinh dung thanh ((nhanh cau) OR (thanh chau))*.