Perhaps you should try some spelling variations:
mai khoi » mai khoa, tai khoa, cac khoi
thuc xay » thuc day, tuc xay, thuat xay
xay hanh » day nhanh, day thanh, xanh hanh
hanh tai » thanh tai, hang tai, han tai
ky lang » ky nang, ky dang, ky tang
mai hoi » dai hoi, lai hoi, mai doi
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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 lang ((mai hoi) OR (mai khoi)). lieu ((ha nam) or (van nam)) thuc xay hanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky lang ((mai hoi) OR (mai khoi)). lieu ((ha nam) OR (van nam)) thuc xay hanh tai cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky lang ((mai hoi) OR (mai khoi)). lieu ((ha nam) or (van nam)) thuc xay hanh tai cuu tre*".