Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
tu trong » tu tuong, tu tieng
trong xa » trong xay, trong ca, trong xu
cham xuc » chat xuc, cham soc, pham duc
su sach » so sach, vu sach
danh va » doanh va, hanh va, anh va
cuu tre » cua tre, cau tren, cau treo
sach tu » sach thu, cach tu, sach ty
hieu ve » hieu va, hieu van

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 tu trong xa hoi. hieu ve ((cham xuc) or (cam xuc)) va ((danh va) or (doanh van)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tu trong xa hoi. hieu ve ((cham xuc) OR (cam xuc)) va ((danh va) OR (doanh van)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sach tu trong xa hoi. hieu ve ((cham xuc) or (cam xuc)) va ((danh va) or (doanh van)) cuu tre*.