Perhaps you should try some spelling variations:
ve triet » va trien, su triet
mot khoi » hoc khoi, co khoi, mai khoi
mot thoi » moi thoi, mot tri, ao thoi
dinh cu » dinh cuu, dinh chuc, dinh chau
va dinh » van dinh, va kinh, va tinh
so sach » bo sach, co sach, hoc sach
tu nano » truc nano
so sanh » do sanh
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
cu ve » cuu ve, cua ve, cu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) OR (so sanh)) tu nano ((mot khoi) or (mot thoi)). lieu va cam xuc va dinh cu ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) tu nano ((mot khoi) OR (mot thoi)). lieu va cam xuc va dinh cu ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (so sanh)) tu nano ((mot khoi) or (mot thoi)). lieu va cam xuc va dinh cu ve triet".
• Adding a wildcard symbol may retrieve word variants: ((so sach) OR (so sanh)) tu nano ((mot khoi) or (mot thoi)). lieu va cam xuc va dinh cu ve triet*.