Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cao nhung » cho nhung, cam nhung, cao chung
tung cao » nung cao, truong cao, trung cap
cong ban » cong bang, cong san, cong tan
than cau » phan cau, than cap, thanh chau
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

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