Perhaps you should try some spelling variations:
thanh trung » thanh tung
khong cang » thong cong, hong bang, khong dung
trung hua » trung ha, trung hoa, trung cua
hua khong » hoa khong, cua khong, hoac khong
hoc dieu » hoc thieu, hoc hien
cang dan » cong dan, tang dan, canh dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc dieu hanh - thanh trung hua khong cang dan than cap~.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - thanh trung hua khong cang dan than cap*.