Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
toc sach » hoc sach, doc sach, thuoc sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang ma » dang mau, dang mam, dang mat
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cham, ve cac, va cam
xuc va » tuc va, xac va
luc va » tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky dang ma hoi. hieu ve cam ((xuc va) or (((luc va) OR (duc va)))) thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky dang ma hoi. hieu ve cam ((xuc va) OR (((luc va) OR (duc va)))) thanh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ky dang ma hoi. hieu ve cam ((xuc va) or (((luc va) OR (duc va)))) thanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: toc sach ky dang ma hoi. hieu ve cam ((xuc va) or (((luc va) OR (duc va)))) thanh vai cua tre*.