Perhaps you should try some spelling variations:
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang co » nang cao, nang doc, nang noi
hieu ve » hieu va, hieu van
cua tre » cuu tre, cua triet, dua tren
co loi » co hoi
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
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: su sach ty nang co loi. hieu ve cam ((xuc va) or (tuc xa)) thanh san ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang co loi. hieu ve cam ((xuc va) OR (tuc xa)) thanh san ((cua tre) OR (cua te))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang co loi. hieu ve cam ((xuc va) or (tuc xa)) thanh san ((cua tre) OR (cua te))*".