Perhaps you should try some spelling variations:
cong cong » cong dong, trong cong, dang cong
tuyen tai » truyen tai, tuyen tap, xuyen tai
dung cong » dung trong
cac chu » cac thu, cac khu, ca chu
cac che » cac he, cac chien, cac chat
ban le » ban ve
lo thi » do thi, le thi, vo thi
le lo » le loi, le lao, le co

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 che)) đe co ban le lo thi ((cong cong) OR (dung cong))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tuyen tai ((cac chu) OR (cac che)) đe co ban le lo thi ((cong cong) OR (dung cong)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tuyen tai ((cac chu) or (cac che)) đe co ban le lo thi ((cong cong) OR (dung cong))".
• Adding a wildcard symbol may retrieve word variants: tuyen tai ((cac chu) or (cac che)) đe co ban le lo thi ((cong cong) OR (dung cong))*.