Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
hoi hieu » hoi phieu, hoi tieu, moi hieu
thong tu » phong tuc, thong tin, thong ke
cong cua » cong cu, dong cua, huong cua
cong anh » cong danh, dong anh, hong anh
tuan cau » toan cau, quan cau, tuan cu
ban cua » ban quan

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 - anh ((thong tu) or (((cong cua) or (ban cua)))) nhung cong anh tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu lang - anh ((thong tu) OR (((cong cua) OR (ban cua)))) nhung cong anh tuan cau.
• Adding a wildcard symbol may retrieve word variants: hoi hieu lang - anh ((thong tu) or (((cong cua) or (ban cua)))) nhung cong anh tuan cau*.