Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
trang tuan » trung tuan, trong tuan, tran xuan
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
dung cong » dung trong
manh toan » thanh toan, anh tuan, tinh toan
dan toan » van toan, dan than, xuan toan

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 - hanh ((trang tuan) or (tran tuan)) dung cong ((dan toan) OR (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - hanh ((trang tuan) OR (tran tuan)) dung cong ((dan toan) OR (manh toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu manh - hanh ((trang tuan) or (tran tuan)) dung cong ((dan toan) OR (manh toan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - hanh ((trang tuan) or (tran tuan)) dung cong ((dan toan) OR (manh toan)) cau*.