Perhaps you should try some spelling variations:
choc thieu » toc thieu, hoc thiet, hoc tieu
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, anh tang, hanh mang
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
tang va » trang va, tang van, thang va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((choc thieu) or (hoc thieu)) xanh - hanh tang va nhung cong tan ((toan ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((choc thieu) OR (hoc thieu)) xanh - hanh tang va nhung cong tan ((toan ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((choc thieu) or (hoc thieu)) xanh - hanh tang va nhung cong tan ((toan ban) or (toan tap))*.