Perhaps you should try some spelling variations:
thanh trung » thanh tung
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
trung hoa » trung hoc, trung ha
hoa trong » hoc trong, dot trong, hoa cong
cong tan » cong tac, cong san, cong thanh
tan nang » van nang, tin nang, ban nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - thanh trung hoa trong cong tan nang cao~.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - thanh trung hoa trong cong tan nang cao*.