Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh hanh » hanh han, xanh hanh, nhanh thanh
tuan bang » tuan dang, tuan hoang, thuat bang
cong van » cong vang, cong san, song van
tuan ban » luan ban, quang ban, thuat ban
toan ban » van ban
hanh va » hang va, hanh vi

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 tinh - hanh hanh va nhung cong van ((((tuan ban) or (tuan bang))) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh hanh va nhung cong van ((((tuan ban) OR (tuan bang))) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh hanh va nhung cong van ((((tuan ban) or (tuan bang))) or (toan ban))*.