Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
hanh vai » hanh vi, hanh va, hanh tai
duc ban » duc tan, duc van, duc man
vai cua » dai cua, hai cua, lai cua
dua ban » dia ban, cua ban, qua ban
sach ty » sach tu, sach thu, xach tay
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
ang xa » lang xa, mang xa, dang xay

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 ty) OR (sach y)) ang xa hoi. hieu ve cam ((duc ban) or (dua ban)) hanh vai cua thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sach y)) ang xa hoi. hieu ve cam ((duc ban) OR (dua ban)) hanh vai cua thuoc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ty) OR (sach y)) ang xa hoi. hieu ve cam ((duc ban) or (dua ban)) hanh vai cua thuoc".
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) OR (sach y)) ang xa hoi. hieu ve cam ((duc ban) or (dua ban)) hanh vai cua thuoc*.