Perhaps you should try some spelling variations:
thuoc sac » thuoc sach, thuoc dac, thuoc sai
nang van » dang van, tang van, lang van
vien dai » hien dai
van hoc » van hoa
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sac ky nang van hoc. hieu ((ve cam) or (vien dai)) luc va danh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sac ky nang van hoc. hieu ((ve cam) OR (vien dai)) luc va danh vi cua tu*.