Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap
phan vu » phan tu, phan va, pham vu
vu cua » hu cua, tu cua

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) or (trieu tinh)) - phan vu cua nhung cong dan ((than tap) or (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (trieu tinh)) - phan vu cua nhung cong dan ((than tap) OR (phan tap)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (trieu tinh)) - phan vu cua nhung cong dan ((than tap) or (phan tap))*.