Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
nhan dung » chan dung, nhan dang, ngan dung
thanh cac » hanh cac, thanh bac, thanh ca
ho chieu » theo chieu, hoc thieu, doi chieu
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
van tai » von tai, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - nhan dung va thong cong dan ((thanh cac) or (van tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - nhan dung va thong cong dan ((thanh cac) OR (van tai)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - nhan dung va thong cong dan ((thanh cac) or (van tai))*.