Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
vai cua » dai cua, hai cua, lai cua
xuc van » duc van, luc van, vuc van
lam xuc » cam xuc, lam duoc
hieu va » lieu va, hieu qua
may hoa » may khoa, ma hoa, day hoa
ky dang » ky nang, ky danh
ky mang » ky nang, ke mang, ky tang
vu sach » vu bach, su sach, vu khach
va lam » van lam, va lap
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (vu sach)) ((ky mang) OR (ky dang)) may hoa. hieu va lam xuc van hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (vu sach)) ((ky mang) OR (ky dang)) may hoa. hieu va lam xuc van hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (vu sach)) ((ky mang) OR (ky dang)) may hoa. hieu va lam xuc van hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (vu sach)) ((ky mang) OR (ky dang)) may hoa. hieu va lam xuc van hanh vai cua te*.