Perhaps you should try some spelling variations:
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
ve cham » va cham, ve chat, ve chim
vu cham » va cham, vu kham, tu 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 sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
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 sac ky tang xa hoi. hieu ((ve cham) or (vu cham)) hoc va dinh vi luu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang xa hoi. hieu ((ve cham) OR (vu cham)) hoc va dinh vi luu tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang xa hoi. hieu ((ve cham) or (vu cham)) hoc va dinh vi luu tre*.