Perhaps you should try some spelling variations:
danh vai » danh sai, danh va, doanh van
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
ky dang » ky danh
lap hai » lap tai, lap lai, lap hoat
hieu ve » hieu va, hieu van
luc va » duc va, tuc va, loc va
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, xac 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: te sach ((ky nang) or (ky dang)) lap hai. hieu ve cam ((xuc va) or (luc va)) danh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky nang) OR (ky dang)) lap hai. hieu ve cam ((xuc va) OR (luc va)) danh vai cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ((ky nang) or (ky dang)) lap hai. hieu ve cam ((xuc va) or (luc va)) danh vai cua te*.