Perhaps you should try some spelling variations:
kham luu » phap luu, hat luu, tam luu
khac lau » khac hau
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
hieu vu » hieu va, hieu ve, hieu su
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
anh va » hanh va
va cua » va chua, via cua, ca cua
tu sac » tu sach, tu san, tu bac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (tu cac)) ky tang xa hoi. hieu vu ((kham luu) OR (khac lau)) van anh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu cac)) ky tang xa hoi. hieu vu ((kham luu) OR (khac lau)) van anh va cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (tu cac)) ky tang xa hoi. hieu vu ((kham luu) OR (khac lau)) van anh va cua tre*".