Perhaps you should try some spelling variations:
thuoc sai » thuoc tai, thuoc san, thuoc sach
cua triet » cua viet, su triet, va triet
ky dang » ky nang, ky danh
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
anh vai » anh va, anh bai, anh van
van anh » van thanh, tuan anh, van minh
xuc van » duc van, luc van, vuc van
ve cam » ve cac, va cam, ve cai
sai ky » sac ky
ma hoi » mai hoi, xa hoi, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sai ky dang ((ma hoi) or (ma hoa)). hieu ((ve cam) or (ve cham)) xuc van anh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sai ky dang ((ma hoi) OR (ma hoa)). hieu ((ve cam) OR (ve cham)) xuc van anh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: thuoc sai ky dang ((ma hoi) or (ma hoa)). hieu ((ve cam) or (ve cham)) xuc van anh vai cua triet*.