Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thien van » thi van
nam thuoc » nam thuc, nam thu, nha thuoc
thang cua » thong cua, hang cua, than cua
ban thanh » ban hanh, ban hang
ky dung » ly dung, ky dang, ky vung
so sac » so sach, so dac
va hoc » van hoc
so dan » co dan, so dac
cua te » cua tu
thuc » thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sac) or (so dan)) ky dung va hoc. thien van ((am thuc) or (nam thuoc)) ban thanh thang cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sac) OR (so dan)) ky dung va hoc. thien van ((am thuc) OR (nam thuoc)) ban thanh thang cua te.
• Adding a wildcard symbol may retrieve word variants: ((so sac) or (so dan)) ky dung va hoc. thien van ((am thuc) or (nam thuoc)) ban thanh thang cua te*.