Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
tran thanh » ban thanh, van thanh, quan thanh
thanh dung » thanh duong, thanh tung, thanh hung
dung luong » dung thuong, dung phuong, dung truong
luong manh » duong manh, luong thanh, duong minh
hanh tran » hanh trang, thanh tran, hanh tram
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chieu sach)) - hanh tran thanh dung luong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chieu sach)) - hanh tran thanh dung luong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chieu sach)) - hanh tran thanh dung luong manh toan ban*.