Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
thanh son » thanh san, thanh cong, thanh toan
cong doan » cong hoan, dong doanh, cong san
hoc dieu » hoc hien
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
phan lap » phan dau
son va » song va, son la, lon va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc dieu) or (hoc thieu)) xanh - thanh son va thong ((cong doan) or (cong dan)) phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (hoc thieu)) xanh - thanh son va thong ((cong doan) OR (cong dan)) phan lap.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (hoc thieu)) xanh - thanh son va thong ((cong doan) or (cong dan)) phan lap*.