Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
cang thang » cong thanh, dang thanh
lang thang » dang thanh, hung thang, lang trong
phung cong » nhung cong, phong cong, nhung chong
chuan chat » chuan chau, chuan ha, luan chat
hoc thien » hoc hien, hoc thieu, hoc thiet
van phung » van phong, van hung, van chuong
san chuan » doan chuan, san chay, van thuan
cong san » cong tac

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 - ((cang thang) or (lang thang)) van phung cong san chuan chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - ((cang thang) OR (lang thang)) van phung cong san chuan chat.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - ((cang thang) or (lang thang)) van phung cong san chuan chat*.