Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
truyen tap » tuyen tap, truyen tai, truyen tam
cach thuc » anh thuc, cac thu
thi thong » thi thuong, thi hong, thi khong
cac khoi » cac thoi, cac khoan, cach thoi
te y » te o, tu y
ke y » ke ky, ke o

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

• Performing a fuzzy search may retrieve terms with similar spellings: truyen tap ((cach thuc) or (cac khoi)) đe co ban ((((te y) or (ke y))) or (va ky)) thi thong cong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: truyen tap ((cach thuc) OR (cac khoi)) đe co ban ((((te y) OR (ke y))) OR (va ky)) thi thong cong.
• Adding a wildcard symbol may retrieve word variants: truyen tap ((cach thuc) or (cac khoi)) đe co ban ((((te y) or (ke y))) or (va ky)) thi thong cong*.