Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
su sach » so sach, vu sach
xuc ban » duc ban, cuc ban, quoc ban
van cam » van nam, van lam, van cau
ca tren » cau tren, cu tren, la tren
nang xa » lang xa, nang ma, mang xa
vai ca » vai cac, vai cua, bai ca

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) or (thu sach)) ky ((nang xa) OR (nang x)) hoi. hieu van cam xuc ban thanh vai ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thu sach)) ky ((nang xa) OR (nang x)) hoi. hieu van cam xuc ban thanh vai ca tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (thu sach)) ky ((nang xa) OR (nang x)) hoi. hieu van cam xuc ban thanh vai ca tren".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thu sach)) ky ((nang xa) OR (nang x)) hoi. hieu van cam xuc ban thanh vai ca tren*.