Perhaps you should try some spelling variations:
tuyen tai » truyen tai, tuyen tap, xuyen tai
cach thuc » anh thuc
cong cong » cong dong, trong cong, dung cong
cac chu » cac che, ca chu, cac cau
cac thu » cac thoi
cac khu » cac khoi, cac kieu
le cong » len cong, te cong, ve cong
ban ve » ban va
ve ky » va ky, ke ky
ky le » ky la

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

• Performing a fuzzy search may retrieve terms with similar spellings: tuyen tai ((((cac chu) or (((cac thu) OR (cach thuc))))) or (cac khu)) đe co ban ve ky le cong cong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tuyen tai ((((cac chu) OR (((cac thu) OR (cach thuc))))) OR (cac khu)) đe co ban ve ky le cong cong.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tuyen tai ((((cac chu) or (((cac thu) OR (cach thuc))))) or (cac khu)) đe co ban ve ky le cong cong".
• Adding a wildcard symbol may retrieve word variants: tuyen tai ((((cac chu) or (((cac thu) OR (cach thuc))))) or (cac khu)) đe co ban ve ky le cong cong*.