Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu viec » nhieu viec, hieu ve, sieu viet
viec tai » vien tai, lieu tai, viec lam
tai nuoc » tai quoc, thi nuoc, tham nuoc
tinh doi » trinh doc, trinh do, tinh hoc
so sach » so sanh, bo sach, co sach
ty nang » ky nang, ty xang, ly nang
ty hang » ly hang, ty xang, thi hang
va tinh » may tinh
doi cua » dai cua, hoi cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((ty nang) or (ty hang)) xa hoi. hieu viec tai nuoc va tinh doi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ty nang) OR (ty hang)) xa hoi. hieu viec tai nuoc va tinh doi cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach ((ty nang) or (ty hang)) xa hoi. hieu viec tai nuoc va tinh doi cua triet*.