Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
nhan cach » phan cac
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
trinh va » trinh van, trinh vat, trinh ve
dan nhan » danh nhan, dan chan, van nhan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (doc hieu)) sang - canh trinh va ((tong cong) OR (cong cong)) dan nhan cach~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doc hieu)) sang - canh trinh va ((tong cong) OR (cong cong)) dan nhan cach".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doc hieu)) sang - canh trinh va ((tong cong) OR (cong cong)) dan nhan cach*.