Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
xa hanh » xa thanh, xa khanh, va hanh
lai cua » dai cua, hai cua, lai chau
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va cam » va cham, va cao, va cai
xuc xa » tuc xa, buc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang ma hoi. hieu ((va cam) or (va cac)) xuc xa hanh lai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. hieu ((va cam) OR (va cac)) xuc xa hanh lai cua viet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. hieu ((va cam) or (va cac)) xuc xa hanh lai cua viet*.