Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
ve cam » ve cham, ve cac, va cam
san ky » sang ky, van ky, dan ky
loc va » hoc va, luc va
cua te » cua tu
tu san » thu san, tu ban, tu can

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky lang xa hoi. hieu ((ve cam) or (vien cac)) loc va danh vi ((cua te) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky lang xa hoi. hieu ((ve cam) OR (vien cac)) loc va danh vi ((cua te) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu san ky lang xa hoi. hieu ((ve cam) or (vien cac)) loc va danh vi ((cua te) or (cuu tre))*.