Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
thuat san » thuat toan, thuat song, thuat lanh
dinh vai » dinh van, dinh vi, dinh va
hieu van » hieu va, thien van, lieu va
vai cua » dai cua, hai cua, lai cua
va dinh » van dinh, va kinh, va tinh
van cam » van nam, van lam, van cau
tu sach » thu sach, su sach, te sach
nang ro » nang co, nang ho, nang ra
xuc va » duc va, tuc va, luc va
nang o » nang co, nang ho, nang x

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 (thuat san)) ky ((nang o) OR (nang ro)) hoc. hieu van cam xuc va dinh vai cua thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat san)) ky ((nang o) OR (nang ro)) hoc. hieu van cam xuc va dinh vai cua thuoc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thuat san)) ky ((nang o) OR (nang ro)) hoc. hieu van cam xuc va dinh vai cua thuoc".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat san)) ky ((nang o) OR (nang ro)) hoc. hieu van cam xuc va dinh vai cua thuoc*.