Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
dan nhung » ban nhung, dap nhung, san nhung
tung dan » dung dan, huong dan, trung dai
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan dau » phan tu, hang dau

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 tach - thanh tung dan nhung cong tan phan dau~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - thanh tung dan nhung cong tan phan dau*.