Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
hanh dinh » thanh dinh, anh dinh, lanh dinh
hinh dinh » binh dinh, trinh dinh, hinh anh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
nang cong » nang song, dang cong, bang cong
dan thanh » dang thanh, danh thanh, ban thanh
thi nang » thi cong, ki nang, thi hanh
cong dan » cong san, cong tan, huong dan

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 dinh) OR (hinh dinh))) or (hanh tinh)) thi nang cong dan thanh san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((((hanh dinh) OR (hinh dinh))) OR (hanh tinh)) thi nang cong dan thanh san*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - ((((hanh dinh) OR (hinh dinh))) or (hanh tinh)) thi nang cong dan thanh san*".