Perhaps you should try some spelling variations:
xach tay » canh tay
sach tay » sach hay, sach nay, sach tai
lap duoc » lam duoc, lap doc, luat duoc
thi cuc » tai cuc
cao dao » ca dao, cho dao, cao dam
cam dao » ca dao, nam dao, cam day
cuc tre » duc tre, cua tre, cuu tre
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
va lap » va dap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach tay) OR (xach tay)) lang xa hoi. hieu va lap duoc ((cam dao) or (cao dao)) thi cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach tay) OR (xach tay)) lang xa hoi. hieu va lap duoc ((cam dao) OR (cao dao)) thi cuc tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sach tay) OR (xach tay)) lang xa hoi. hieu va lap duoc ((cam dao) or (cao dao)) thi cuc tre".
• Adding a wildcard symbol may retrieve word variants: thu ((sach tay) OR (xach tay)) lang xa hoi. hieu va lap duoc ((cam dao) or (cao dao)) thi cuc tre*.