Perhaps you should try some spelling variations:
hang dien » quang dien, dang dieu, nhan dien
vu khich » vu khach, vu khanh, vu khac
cham xuc » cam xuc, chat xuc, cham soc
khich le » thinh le, dich le, tich le
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
nang ma » tang ma, sang ma, nang cao
hang di » hang doi, hang vi, hang dich
nang xa » nang x, lang xa, mang xa
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu khich le ((nang xa) or (nang ma)) hoi. hieu van cham xuc va ((hang di) OR (hang dien)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khich le ((nang xa) OR (nang ma)) hoi. hieu van cham xuc va ((hang di) OR (hang dien)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu khich le ((nang xa) or (nang ma)) hoi. hieu van cham xuc va ((hang di) OR (hang dien)) cua tre".
• Adding a wildcard symbol may retrieve word variants: vu khich le ((nang xa) or (nang ma)) hoi. hieu van cham xuc va ((hang di) OR (hang dien)) cua tre*.