Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
te sach » toc sach
mai hoi » mai khoi, dai hoi, lai hoi
thuc xa » thuc xay, tuc xa, thuc va
xa hanh » xa thanh, xa khanh, va hanh
cuc tre » duc tre, cua tre, cuu tre
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
va nam » ha nam, va nay

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) OR (v nang)) mai hoi. hieu ((va nam) or (van nam)) thuc xa hanh tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (v nang)) mai hoi. hieu ((va nam) OR (van nam)) thuc xa hanh tai cuc tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) OR (v nang)) mai hoi. hieu ((va nam) or (van nam)) thuc xa hanh tai cuc tre".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) OR (v nang)) mai hoi. hieu ((va nam) or (van nam)) thuc xa hanh tai cuc tre*.