Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
truong cua » truong ca, truong quan, truong cao
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
thong tu » phong tuc, thong tin, thong ke
cong van » cong vang, cong san, song van
phan lap » phan 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 ((thong tu) or (truong cua)) dung cong van ((phan lap) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - thanh ((thong tu) OR (truong cua)) dung cong van ((phan lap) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - thanh ((thong tu) or (truong cua)) dung cong van ((phan lap) or (phan tu))*.