Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
rija cua » gia cua
tu sach » thu sach, su sach, te sach
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va

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) or (toc sach)) ky sang ma hoa. hieu ve cac xuc va thanh ((rija cua) or (gian xu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (toc sach)) ky sang ma hoa. hieu ve cac xuc va thanh ((rija cua) OR (gian xu)) tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (toc sach)) ky sang ma hoa. hieu ve cac xuc va thanh ((rija cua) or (gian xu)) tre*.