Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
lieu nha » lieu khoa, lieu phap, lieu tham
hanh tai » hang tai, han tai, hinh tai
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, nang cao, mang may
sang ma » tang ma, sang tao, mang may
thuc xa » thuc xay, tuc xa, thuc va
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
nha am » nha lam, nha tam, nha a2

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 thuc xa ((hanh tai) OR (thanh tai)) cuu 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 thuc xa ((hanh tai) OR (thanh tai)) cuu 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 thuc xa ((hanh tai) OR (thanh tai)) cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((nang ma) or (sang ma)) hoi. lieu nha am thuc xa ((hanh tai) OR (thanh tai)) cuu tre*.