Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thien quan » trien quang, thien van, thien quy
hieu lang » chieu sang, hieu quang, nhieu tang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
lien » bien, vien, tien

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

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