Perhaps you should try some spelling variations:
cuu tre » cua tre, cau tren, cau treo
tinh de » tinh da, sinh de, tinh he
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
thi van » thi lan, thi hanh, thi nang
lam xuc » cam xuc, lam duoc
va tinh » may tinh
de cuu » de cua
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: ((tu cac) or (tu cach)) ky tang xa hoi. ((thien van) OR (thi van)) lam xuc va tinh de cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (tu cach)) ky tang xa hoi. ((thien van) OR (thi van)) lam xuc va tinh de cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cac) or (tu cach)) ky tang xa hoi. ((thien van) OR (thi van)) lam xuc va tinh de cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (tu cach)) ky tang xa hoi. ((thien van) OR (thi van)) lam xuc va tinh de cuu tre*.