Perhaps you should try some spelling variations:
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
so sach » so sanh, bo sach, co sach
ty hang » ly hang, ty xang, thi hang
hieu va » lieu va, hieu qua
cac xuc » cam xuc, chat xuc, cac cuoc
va kinh » va tinh, qua kinh
kinh di » kinh do, kinh i, minh di
di cua » dai cua, doi cua, de cua
cua te » cua tu

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 ((ky nang) or (ty hang)) xa hoi. hieu va ((cac xuc) or (cac nuoc)) va kinh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ky nang) OR (ty hang)) xa hoi. hieu va ((cac xuc) OR (cac nuoc)) va kinh di cua te.
• Adding a wildcard symbol may retrieve word variants: so sach ((ky nang) or (ty hang)) xa hoi. hieu va ((cac xuc) or (cac nuoc)) va kinh di cua te*.