Perhaps you should try some spelling variations:
vai cua » dai cua, hai cua, lai cua
dan vai » dan va, dan tai, dan vat
sach tu » sach thu, cach tu, sach uu
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach thu, xach tay
va dan » ca dan, va dao, va dau
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach ty) or (sach tu)) nang xa hoi. hieu ((ve cam) or (va cam)) duc va dan vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sach tu)) nang xa hoi. hieu ((ve cam) OR (va cam)) duc va dan vai cua te.
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) or (sach tu)) nang xa hoi. hieu ((ve cam) or (va cam)) duc va dan vai cua te*.