Perhaps you should try some spelling variations:
cong nguong » cong nguon, cong thuong, cong luong
thanh tinh » thanh binh, nhanh tinh, than kinh
nguong dan » huong dan
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
tinh cua » trinh cua, sinh cua, tinh chat
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chua xang - thanh tinh cua cong nguong dan ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - thanh tinh cua cong nguong dan ((toan tai) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chua xang - thanh tinh cua cong nguong dan ((toan tai) or (toan ban))*.