Perhaps you should try some spelling variations:
thuoc cong » truoc cong, thuoc trong, thu cong
tuyen tai » truyen tai, tuyen tap, xuyen tai
cach thuc » anh thuc, cac thu
cong cong » cong dong, trong cong, dung cong
cac chu » cac thu, cac che, cac khu
y thuoc » ly thuoc, ty thuoc, 3 thuoc
ban ve » ban va
ve y » ve ky, ve _, ke y

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 (cach thuc)) đe co ban ve y thuoc cong cong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tuyen tai ((cac chu) OR (cach thuc)) đe co ban ve y thuoc cong cong.
• Adding a wildcard symbol may retrieve word variants: tuyen tai ((cac chu) or (cach thuc)) đe co ban ve y thuoc cong cong*.