Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chua dong
trung hoc » trung quoc
hoc nhung » hoa nhung, hon nhung, nuoc nhung
chu bang » thu bang, chuc nang, chu quang
cong van » cong vang, cong san, song van
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua xang) or (chu bang)) - thanh trung hoc nhung cong van ((than cap) OR (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chu bang)) - thanh trung hoc nhung cong van ((than cap) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua xang) or (chu bang)) - thanh trung hoc nhung cong van ((than cap) OR (khan cap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chu bang)) - thanh trung hoc nhung cong van ((than cap) OR (khan cap))*.