Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu manh » hieu manh, tien manh, trieu minh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trung dap » trung cap, trung dai, trung dam
dap nhung » vap nhung, va nhung, dap ung
cong ban » cong bang, cong san, cong tan
than cau » toan cau, phan cau, than cap
toan ban » van ban

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

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