Perhaps you should try some spelling variations:
chau tho » chat thom, cau thi, phu tho
chat xuc » chat huu, cam xuc, chao xu
chat duc » chat doc, chet duoc, pham duc
hieu van » hieu va, thien van, lieu va
dai hoi » dai hoc, dai hai, dai moi
ky dang » ky danh
van anh » van thanh, tuan anh, van minh
anh lai » anh bai, anh tai, gianh lai
tu sach » thu sach, su sach, te sach

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 ((ky nang) or (ky dang)) dai hoi. hieu van ((chat duc) or (chat xuc)) van anh lai chau tho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky nang) OR (ky dang)) dai hoi. hieu van ((chat duc) OR (chat xuc)) van anh lai chau tho.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ky nang) or (ky dang)) dai hoi. hieu van ((chat duc) or (chat xuc)) van anh lai chau tho*.