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
vinh cau » sinh cau, vinh cuu, minh cau
cau treo » cau theo, cau tren, cau triet
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
y nang » ly nang, v nang, may nang

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 ((y nang) or (ky nang)) xa hoi. hieu va chat xuc ((van hanh) or (van thanh)) vinh cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((y nang) OR (ky nang)) xa hoi. hieu va chat xuc ((van hanh) OR (van thanh)) vinh cau treo.
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) or (ky nang)) xa hoi. hieu va chat xuc ((van hanh) or (van thanh)) vinh cau treo*.