Perhaps you should try some spelling variations:
cham hoi » cham voi, cham h'roi, pham hoai
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va dinh » van dinh, va kinh, va tinh
dinh vi » dinh ve, dinh viet, dinh tri
luu tre » luu tru, cuu tre, luy tre
tu sai » tu bai, tu san, tu cai
vi luu » vi lua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ((ky lang) OR (ky dang)) xa hoi. hieu ve cham hoi va dinh vi luu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ((ky lang) OR (ky dang)) xa hoi. hieu ve cham hoi va dinh vi luu tre".
• Adding a wildcard symbol may retrieve word variants: tu sai ((ky lang) OR (ky dang)) xa hoi. hieu ve cham hoi va dinh vi luu tre*.