Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
cac treo » cac tro, cau treo, cac trieu
dai hoi » dai hoc, dai hai, dai moi
ve cham » va cham, ve chat, vu cham
xuc van » duc van, luc van, vuc van
mai hoi » mai khoi, lai hoi, mai doi
vai cac » va cac, tai cac, voi cac
y lang » o lang, _ lang, tay lang
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach y lang ((mai hoi) or (dai hoi)). hieu ((ve cac) or (ve cham)) xuc van hanh vai cac treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach y lang ((mai hoi) OR (dai hoi)). hieu ((ve cac) OR (ve cham)) xuc van hanh vai cac treo.
• Adding a wildcard symbol may retrieve word variants: nuoc sach y lang ((mai hoi) or (dai hoi)). hieu ((ve cac) or (ve cham)) xuc van hanh vai cac treo*.