Perhaps you should try some spelling variations:
thanh va » thanh van, hanh va, thanh ha
thanh vi » hanh vi, thanh ve, nhanh vi
luc ban » duc ban, cuc ban, luc van
luc bat » suc bat, luc nhat, luat bat
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa

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 sang ma hoi. hieu ve cham ((luc ban) or (luc bat)) ((thanh vi) OR (thanh va)) cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky sang ma hoi. hieu ve cham ((luc ban) OR (luc bat)) ((thanh vi) OR (thanh va)) cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky sang ma hoi. hieu ve cham ((luc ban) or (luc bat)) ((thanh vi) OR (thanh va)) cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sac ky sang ma hoi. hieu ve cham ((luc ban) or (luc bat)) ((thanh vi) OR (thanh va)) cua vat*.