Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
van thanh » ban thanh, van tuan
nang lai » nang tai, nang cai, nang hai
thanh di » thanh doi, thanh de, thanh do
mang lai » mang lam, mang luoi, dang loai
thu sach » thuat sach, thuoc sach, thu hoach
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
tu sach » su sach, te sach, tu cach
ve cam » ve cham, ve cac, va cam
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (thu sach)) ly ((nang lai) or (mang lai)) hoi. hieu ve cam xuc van thanh di cua thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ly ((nang lai) OR (mang lai)) hoi. hieu ve cam xuc van thanh di cua thuoc.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu sach)) ly ((nang lai) or (mang lai)) hoi. hieu ve cam xuc van thanh di cua thuoc*.