Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
cau treo » cau theo, cau tren, cau triet
hang tai » hang va, dung tai
thuoc xa » thuoc ma, thuoc va, thuoc la
hanh tai » thanh tai, han tai, hinh tai
nang ma » tang ma, sang ma, nang cao
cuu tre » cua tre, cau tren
va nam » van nam, ha nam, va nay
ma hoi » mai hoi, xa hoi, ma hoa
sac ky » cac ky, sai ky
tu sac » tu sach, tu cac, tu san

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ma hoi. lieu va nam thuoc xa ((hanh tai) OR (hang tai)) ((cuu tre) OR (cau treo))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang ma hoi. lieu va nam thuoc xa ((hanh tai) OR (hang tai)) ((cuu tre) or (cau treo))~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ma hoi. lieu va nam thuoc xa ((hanh tai) OR (hang tai)) ((cuu tre) or (cau treo))*.