Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chuan xang » chua xang, chuan trang, chuan san
cong thang » cong thanh, cang thang, cong thong
chi thanh » chi nhanh, thi thanh, cho thanh
chua nang » chuc nang, chua xang, kha nang
cong cong » cong dong, trong cong, dung cong
thang va » hang va, trang va, thong va
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi thanh - hanh trinh ((chuan xang) or (chua nang)) cong cong thang va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi thanh - hanh trinh ((chuan xang) OR (chua nang)) cong cong thang va*.