Perhaps you should try some spelling variations:
su sach » so sach, vu sach
cac xuc » cam xuc, cac nuoc, chat xuc
kinh di » kinh do, kinh i, minh di
ty hang » ly hang, ty xang, thi hang
hieu va » lieu va
va kinh » va tinh, qua kinh
di cua » dai cua, doi cua, de cua
cua te » cua tu
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: su sach ((ky nang) or (ty hang)) xa hoi. ((hieu va) OR (hieu qua)) cac xuc va kinh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky nang) OR (ty hang)) xa hoi. ((hieu va) OR (hieu qua)) cac xuc va kinh di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ky nang) or (ty hang)) xa hoi. ((hieu va) OR (hieu qua)) cac xuc va kinh di cua te".
• Adding a wildcard symbol may retrieve word variants: su sach ((ky nang) or (ty hang)) xa hoi. ((hieu va) OR (hieu qua)) cac xuc va kinh di cua te*.