Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
cuong cong » cong cong, luong cong, duong cong
hoc thieu » toc thieu, hoc hien
tung dai » trung dai, tuong dai, hung dai
tung dan » dung dan, huong dan, trung dai
cong ban » cong bang, cong san, cong tan
ban khan » ban than, ban nhan, ban chan
khan cap » khan ap, than cap, khoan cam

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 - thanh ((tung dai) OR (tung dan)) cuong cong ban khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - thanh ((tung dai) OR (tung dan)) cuong cong ban khan cap".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh ((tung dai) OR (tung dan)) cuong cong ban khan cap*.