Perhaps you should try some spelling variations:
phan thuc » nhan thuc, phap thuc, pham thuc
canh may » canh tay, hanh may, mang may
may nang » may nong, ky nang, cam nang
van hanh » van thanh, ban hanh, van ban
so canh » so sanh, bo canh, so danh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve phan » va phan, ke phan, ve phat
van anh » van thanh, tuan anh, van minh
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: so canh may nang xa hoi. hieu ve phan thuc ((van hanh) or (van anh)) vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so canh may nang xa hoi. hieu ve phan thuc ((van hanh) OR (van anh)) vai cua tre.
• Adding a wildcard symbol may retrieve word variants: so canh may nang xa hoi. hieu ve phan thuc ((van hanh) or (van anh)) vai cua tre*.