Perhaps you should try some spelling variations:
xach tay » canh tay
sinh cau » trinh cau, sinh vat, sinh va
vinh cau » vinh cuu, minh cau, tinh cau
sach thu » sach thue, sach thieu, sach tham
lang hai » lang chai, lang thai, lang ha
cac toc » cac toi, cac nuoc, cac thoi
hai hoi » dai hoi, hai moi, hai hai
qua cac » cua cac
toc ca » toc cao, toc ta, toc co

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((xach tay) or (sach thu)) lang hai hoi. hieu qua cac toc ca dao ((vinh cau) or (sinh cau)) tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((xach tay) OR (sach thu)) lang hai hoi. hieu qua cac toc ca dao ((vinh cau) OR (sinh cau)) tren.
• Adding a wildcard symbol may retrieve word variants: te ((xach tay) or (sach thu)) lang hai hoi. hieu qua cac toc ca dao ((vinh cau) or (sinh cau)) tren*.