Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
than so » than sao, than vo, than go

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu tinh - hanh trung cua nhung cong dan ((than so) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tinh - hanh trung cua nhung cong dan ((than so) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - hanh trung cua nhung cong dan ((than so) or (than cap))*.