Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cap » truong cao, trung tam
theo kha » theo phap, thao khoa, theo chu
kha nang » phap nang, ky nang, ki nang
han cong » phan cong, hang cong, hanh cong
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
cap han » cap phan, cap can, cap hay

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo kha nang - thanh trung cap han cong dan ((doanh tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo kha nang - thanh trung cap han cong dan ((doanh tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo kha nang - thanh trung cap han cong dan ((doanh tai) or (toan tap))*.