Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
chua tri » chu tri, chua trieu, chua tivi
van hanh » van thanh, ban hanh, van anh
sang tao » hang tai
ca chua » ca cua, sua chua
hanh ca » hanh cac, hanh cat, hanh cua
tuc van » thuc van, truc van, tuc va
te sach » toc sach
tao hoi » tao khoi, tao boi, tay hoi
ky sang » ky nang, ky dang, ky tang
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (thuat sach)) ky sang tao hoi. hieu ((ve cam) or (va cam)) tuc van hanh ca chua tri~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuat sach)) ky sang tao hoi. hieu ((ve cam) OR (va cam)) tuc van hanh ca chua tri.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuat sach)) ky sang tao hoi. hieu ((ve cam) or (va cam)) tuc van hanh ca chua tri*.