Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
tinh lam » trinh lam, dinh lam, tinh lao
ty nang » ky nang, ty hang, ly nang
cac dai » cac dan, cac bai, can dai
va tinh » may tinh
lam cua » nam cua, lam chat
dai va » mai va

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 ((ty nang) or (ty xang)) xa hoi. lieu va cac dai va tinh lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((ty nang) OR (ty xang)) xa hoi. lieu va cac dai va tinh lam cua triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ((ty nang) or (ty xang)) xa hoi. lieu va cac dai va tinh lam cua triet*.