Perhaps you should try some spelling variations:
vay doanh » van doanh, ly doanh, voi doanh
thu sach » tu sach, thuat sach, thuoc sach
thu nang » thi nang, thu hang, thu bang
doanh va » doan va, doanh tai, doanh cua
chua tre » chua tri, cua tre, chua trieu
ki nang » ky nang
hieu ve » hieu va, hieu van
xuc vay » xuc hay
va chua » vua chua, ca chua, va chu
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: thu sach ((thu nang) or (ki nang)) xa hoi. hieu ve cam xuc vay doanh va chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((thu nang) OR (ki nang)) xa hoi. hieu ve cam xuc vay doanh va chua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach ((thu nang) or (ki nang)) xa hoi. hieu ve cam xuc vay doanh va chua tre*.