Perhaps you should try some spelling variations:
van tuan » van quan, van ban, anh tuan
van tham » van thanh, van chat, van tai
cua tre » cua te, cua triet, dua tren
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
cuu tre » cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
sai ky » sac ky
xuc va » duc va, tuc va, luc va
ma hoi » mai hoi, xa hoi, ma hoa
tu sai » tu bai, tu san, tu cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang ma hoi. hieu ((van tham) or (van tuan)) xuc va danh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang ma hoi. hieu ((van tham) OR (van tuan)) xuc va danh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky nang ma hoi. hieu ((van tham) or (van tuan)) xuc va danh vi ((cua tre) OR (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang ma hoi. hieu ((van tham) or (van tuan)) xuc va danh vi ((cua tre) OR (cuu tre))*.