Perhaps you should try some spelling variations:
lang mai » lang dai, lang hai, lang man
chat duc » chat xuc, chat doc, chet duoc
ban hanh » ban hang
ky lang » ky nang, ky dang, ky tang
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
duc ban » duc tan, duc van, dua ban
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky lang mai hoi. hieu va chat duc ban hanh vi ((cua te) OR (cua tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky lang mai hoi. hieu va chat duc ban hanh vi ((cua te) OR (cua tu))".
• Adding a wildcard symbol may retrieve word variants: tu sac ky lang mai hoi. hieu va chat duc ban hanh vi ((cua te) OR (cua tu))*.