Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
chat xuc » chat huu, cam xuc, chao xu
van hanh » ban hanh, van anh, van ban
tu sach » thu sach, su sach, te sach
ly nang » ly hang, ly vang, ly quang
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
hai cua » thai cua, dai cua, hoi 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: tu sach ((ly nang) OR (ky nang)) xa hoi. hieu ve chat xuc ((van hanh) or (van thanh)) hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ly nang) OR (ky nang)) xa hoi. hieu ve chat xuc ((van hanh) OR (van thanh)) hai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ly nang) OR (ky nang)) xa hoi. hieu ve chat xuc ((van hanh) or (van thanh)) hai cua tre*".