Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
thanh tung » thanh cong
manh trung » manh tung, thanh trung, manh hung
hoc thieu » toc thieu, hoc hien
cua thong » cua thuong, cua khong, cua tong
dang toan » dan toan, dung toan, dang thanh
dang tran » dang thanh, quang tran, hoang tran

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 manh - ((thanh tung) or (manh trung)) cua thong thong ((dang toan) OR (dang tran)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - ((thanh tung) OR (manh trung)) cua thong thong ((dang toan) OR (dang tran)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu manh - ((thanh tung) or (manh trung)) cua thong thong ((dang toan) OR (dang tran)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - ((thanh tung) or (manh trung)) cua thong thong ((dang toan) OR (dang tran)) ban*.