Perhaps you should try some spelling variations:
tuyen tai » truyen tai, tuyen tap, nguyen tai
xuyen tai » xuyen tac, nguyen tai, truyen tai
cong cong » cong dong, dung cong, dang cong
cuc thoi » cac thoi, cua thoi, tuc thoi
ban ve » ban va
y thi » ky thi, y thai, ly thi
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) OR (xuyen tai)) cuc thoi đe co ban ve y thi ((cong cong) or (trong cong))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tuyen tai) OR (xuyen tai)) cuc thoi đe co ban ve y thi ((cong cong) OR (trong cong)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tuyen tai) OR (xuyen tai)) cuc thoi đe co ban ve y thi ((cong cong) or (trong cong))".
• Adding a wildcard symbol may retrieve word variants: ((tuyen tai) OR (xuyen tai)) cuc thoi đe co ban ve y thi ((cong cong) or (trong cong))*.