Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
hoi cua » hoi chuc
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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 ky ((nang cao) or (hang tai)) roi. hieu va cam xuc va hanh ((vai cua) or (hoi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky ((nang cao) OR (hang tai)) roi. hieu va cam xuc va hanh ((vai cua) OR (hoi cua)) tre.
• Adding a wildcard symbol may retrieve word variants: su sach ky ((nang cao) or (hang tai)) roi. hieu va cam xuc va hanh ((vai cua) or (hoi cua)) tre*.