Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cua thuong » cua truong, cua phuong, ca thuong
hoc thieu » toc thieu, hoc hien
cua thong » cua khong, cua tong, suat thong
ho chieu » theo chieu, doi chieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) tinh - nhanh lang ((cua thong) or (cua thuong)) cong tan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) tinh - nhanh lang ((cua thong) OR (cua thuong)) cong tan than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) tinh - nhanh lang ((cua thong) or (cua thuong)) cong tan than cao".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) tinh - nhanh lang ((cua thong) or (cua thuong)) cong tan than cao*.