Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
chau tinh » cuu tinh, ha tinh, cua tinh
hanh dong » anh dong, ha dong
cong dan » cong san, cong tan, huong dan
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap
dong va » dung va, dong ha, luong va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chau tinh)) - hanh dong va nhung cong dan ((than tap) OR (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chau tinh)) - hanh dong va nhung cong dan ((than tap) OR (phan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((hieu manh) or (chau tinh)) - hanh dong va nhung cong dan ((than tap) OR (phan tap))".
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chau tinh)) - hanh dong va nhung cong dan ((than tap) OR (phan tap))*.