Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuoc sinh
thuat sach » thuat lanh, thuat san
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
hanh di » hanh vi, hanh de, hang di
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
nang ma » tang ma, sang ma, nang cao
ty nang » ky nang, ty xang, ty hang
ma hoi » mai hoi, xa hoi, ma hoa
di cua » dai cua, doi cua, de cua
cua cu » cua chu, cua cau, cua su

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 (((thuoc sach) or (thuat sach)))) ty nang ma hoi. lieu va cac xuc van hanh di cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (((thuoc sach) OR (thuat sach)))) ty nang ma hoi. lieu va cac xuc van hanh di cua cu.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (((thuoc sach) or (thuat sach)))) ty nang ma hoi. lieu va cac xuc van hanh di cua cu*.