Perhaps you should try some spelling variations:
danh doi » danh di, thanh doi, dung doi
thu san » thuy san, thu ban, phu san
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
ve chat » va chat, van chat
vu cham » va cham, vu kham, tu cham
va danh » va dinh, va dan, va hanh
doi cua » dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet
san ky » sang ky, van ky, dan ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu san ky lang xa hoi. hieu ((ve chat) or (vu cham)) hoc va danh doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu san ky lang xa hoi. hieu ((ve chat) OR (vu cham)) hoc va danh doi cua tre.
• Adding a wildcard symbol may retrieve word variants: thu san ky lang xa hoi. hieu ((ve chat) or (vu cham)) hoc va danh doi cua tre*.