Perhaps you should try some spelling variations:
khanh tai » thanh tai, hanh tai, nhanh thai
xa khanh » xa thanh, van khanh, dat khanh
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, nang cao, mang may
tai cua » thai cua, tai cuc, tri cua
sang ma » tang ma, sang tao, mang may
thuc xa » thuc xay, tuc xa, thuc va
nha a2 » nha g2, nha h2, nha k2
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
nha am » nha lam, nha tam, nhan tam

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 ky ((nang ma) or (sang ma)) hoi. lieu ((nha am) OR (nha a2)) thuc xa khanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((nang ma) OR (sang ma)) hoi. lieu ((nha am) OR (nha a2)) thuc xa khanh tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky ((nang ma) or (sang ma)) hoi. lieu ((nha am) OR (nha a2)) thuc xa khanh tai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((nang ma) or (sang ma)) hoi. lieu ((nha am) OR (nha a2)) thuc xa khanh tai cua tre*.