Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
tien tinh » tien thinh, tien trinh, thien tinh
cao nhung » cho nhung, cam nhung, cao chung
hoc tien » hoc tieng, hoc hien, hoc vien
tung cao » nung cao, truong cao, trung cap
cong tan » cong tac, cong san, cong thanh
phan cau » phan cac, phan tu, toan cau
phan dau » phan tu, hang dau

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 tinh - thanh tung cao nhung cong tan ((((phan cau) OR (phan dau))) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien tinh - thanh tung cao nhung cong tan ((((phan cau) OR (phan dau))) OR (phan lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc tien tinh - thanh tung cao nhung cong tan ((((phan cau) OR (phan dau))) or (phan lap))".
• Adding a wildcard symbol may retrieve word variants: hoc tien tinh - thanh tung cao nhung cong tan ((((phan cau) OR (phan dau))) or (phan lap))*.