Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
sang lap » sang tao, sang ma, sang tai
su sach » so sach, vu sach
danh di » danh du, xanh di, danh dien
hieu va » lieu va, hieu qua
lap lai » lap tai, lay lai, lam lai
ky sang » ky nang, ky dang, ky tang
va cam » va cham, va cac, va cao
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua
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: ((su sach) or (vu khach)) ky sang lap lai. hieu va cam ((xuc va) OR (tuc va)) danh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu khach)) ky sang lap lai. hieu va cam ((xuc va) OR (tuc va)) danh di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu khach)) ky sang lap lai. hieu va cam ((xuc va) OR (tuc va)) danh di cua te".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu khach)) ky sang lap lai. hieu va cam ((xuc va) OR (tuc va)) danh di cua te*.