Perhaps you should try some spelling variations:
trinh hoi » trinh hoa, trinh do, trinh han
tinh hoi » tinh hoc, tinh hai, tinh hoa
te sach » toc sach
lai hoi » dai hoi, lai hoa, lai roi
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va cam » va cham, va cac, va cao
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: te sach y nang ((ma hoi) or (lai hoi)). lieu va cam xuc va ((tinh hoi) OR (trinh hoi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((ma hoi) OR (lai hoi)). lieu va cam xuc va ((tinh hoi) OR (trinh hoi)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ((ma hoi) or (lai hoi)). lieu va cam xuc va ((tinh hoi) OR (trinh hoi)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((ma hoi) or (lai hoi)). lieu va cam xuc va ((tinh hoi) OR (trinh hoi)) cua tre*.