Perhaps you should try some spelling variations:
thanh trang » thanh trung, hanh trang, thanh tran
thanh thang » nhanh thang, thanh thanh, thanh hang
tien thanh » tien thinh, tran thanh, den thanh
nhung cong » dung cong, thong cong, hang cong
tien manh » tien anh, tieng anh, tran manh
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien manh) OR (tien thanh)) - ((thanh trang) or (thanh thang)) va nhung cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien manh) OR (tien thanh)) - ((thanh trang) OR (thanh thang)) va nhung cong dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((tien manh) OR (tien thanh)) - ((thanh trang) or (thanh thang)) va nhung cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((tien manh) OR (tien thanh)) - ((thanh trang) or (thanh thang)) va nhung cong dan toan tap*.