Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
van hanh » van thanh, ban hanh, van anh
thu sach » tu sach, thuat sach, thuoc sach
ly nang » ky nang, ly hang, ly vang
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
te sach » toc sach
v nang » va nang, vu nang, van nang
ve cac » va cac, vien cac
vi cua » vai cua, di cua

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 (thu sach)) ((ly nang) or (v nang)) mai hoi. hieu ve cac xuc van hanh vi cua thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu sach)) ((ly nang) OR (v nang)) mai hoi. hieu ve cac xuc van hanh vi cua thuoc.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu sach)) ((ly nang) or (v nang)) mai hoi. hieu ve cac xuc van hanh vi cua thuoc*.