Perhaps you should try some spelling variations:
chat phuc » thuat phuc, khac phuc, chat huu
hieu van » hieu va, thien van, lieu va
van chat » cao chat
phuc cac » phuc cam, phuc ca, phuc cham
su sach » vu sach
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
dan vai » dan va, dan tai, dan vat
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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) or (so sach)) ky nang xa hoi. hieu van chat phuc cac dan vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang xa hoi. hieu van chat phuc cac dan vai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky nang xa hoi. hieu van chat phuc cac dan vai cua tre*.