Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
trung dap » trung cap, trung dai, trung dam
dap nhung » vap nhung, va nhung, dap ung
thanh lap » thanh san, phan lap, thanh hai
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
than cap » khan cap, thanh cac, than cua

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 trung dap nhung ((cong ban) or (cong san)) ((than cap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh trung dap nhung ((cong ban) OR (cong san)) ((than cap) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh trung dap nhung ((cong ban) or (cong san)) ((than cap) or (thanh lap))*.