Perhaps you should try some spelling variations:
sach tay » xach tay, sach hay, sach nay
tay lang » tai lang, tay tang, tay quang
lang van » dang van, tang van, hoang van
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
nang tai » hang tai, tang tai, sang tai
muc tieu » qua tieu, duc tien, hoc tieu
tu sach » thu sach, su sach, te sach
van hoi » van hoa, van hoc, van hoe
cac luc » cau luc, coc luc, cac cuoc
va nang » van nang, da nang, cam nang
cuc te » cua te, cuc thue, cuc tieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach tay lang van hoi. lieu va ((cac luc) or (cac nuoc)) va nang tai ((cuc te) or (muc tieu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tay lang van hoi. lieu va ((cac luc) OR (cac nuoc)) va nang tai ((cuc te) OR (muc tieu))*.