Perhaps you should try some spelling variations:
khanh vai » khanh van, hanh vi, hanh va
xa khanh » xa thanh, van khanh, dat khanh
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va nam » ha nam
va nay » va ngay, va cay

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang ma hoi. hieu ((((va nam) OR (va nay))) or (van nam)) tuc xa khanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ma hoi. hieu ((((va nam) OR (va nay))) OR (van nam)) tuc xa khanh vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ma hoi. hieu ((((va nam) OR (va nay))) or (van nam)) tuc xa khanh vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang ma hoi. hieu ((((va nam) OR (va nay))) or (van nam)) tuc xa khanh vai cuu tre*.