Perhaps you should try some spelling variations:
cong cong » cong dong, trong cong, dung cong
quyen tap » tuyen tap, luyen tap, quyen cap
tap manh » tap danh, tran manh, tap thanh
manh cua » doanh cua, ban cua
ban ke » ban kem, ban le, ban ky
ban ve » ban va
ky tai » ly tai, ky thi, kg tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: quyen tap manh cua đe co ((ban ke) or (ban ve)) ky tai cong cong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: quyen tap manh cua đe co ((ban ke) OR (ban ve)) ky tai cong cong.
• Adding a wildcard symbol may retrieve word variants: quyen tap manh cua đe co ((ban ke) or (ban ve)) ky tai cong cong*.