Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
tinh lai » tinh lao, tinh hai, minh lai
cua tre » cua te, cuu tre, cua triet
va tinh » may tinh
vu sach » vu bach, su sach, vu khach
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: vu sach ((ky nang) or (ty xang)) xa hoi. hieu ve cac xuc va tinh lai ((cua tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky nang) OR (ty xang)) xa hoi. hieu ve cac xuc va tinh lai ((cua tre) OR (cau treo)).
• Adding a wildcard symbol may retrieve word variants: vu sach ((ky nang) or (ty xang)) xa hoi. hieu ve cac xuc va tinh lai ((cua tre) or (cau treo))*.