Perhaps you should try some spelling variations:
lang mai » lang dai, lang hai, lang man
thu sai » thu hai, thu tai, thu san
ky lang » ky nang, ky dang, ky tang
mai hoi » mai khoi, dai hoi, lai hoi
dan cac » dan cach, dang cac, dan ca
van cau » van dau, van hau, van chat
va hanh » van hanh, va thanh, va danh
sai ky » sac ky
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sai ky lang mai hoi. hieu ((dan cac) or (van cau)) dat va hanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sai ky lang mai hoi. hieu ((dan cac) OR (van cau)) dat va hanh vi cua vat.
• Adding a wildcard symbol may retrieve word variants: thu sai ky lang mai hoi. hieu ((dan cac) or (van cau)) dat va hanh vi cua vat*.