Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lai » thanh hai, thanh lap, thanh loi
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, dua tren
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
cao loi » co loi, cao tuoi, ngao loi
ty nang » ky nang, ty xang, ty hang
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang cao loi. hieu ve cam ((xuc va) or (tuc va)) thanh lai ((cua tre) OR (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang cao loi. hieu ve cam ((xuc va) OR (tuc va)) thanh lai ((cua tre) OR (cua triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang cao loi. hieu ve cam ((xuc va) or (tuc va)) thanh lai ((cua tre) OR (cua triet))*".