Perhaps you should try some spelling variations:
trung va » truong va, trang va, trung ha
su sach » so sach, vu sach
ve cham » va cham, ve chat, vu cham
va hang » van hang, va nang, va lang
hang di » hang doi, hang vi, hang dien
y nang » ly nang, v nang, may nang
ve cam » ve cac, va cam, ve cai
di cua » dai cua, doi cua, de cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 ((y nang) or (ky nang)) x hoi. hieu ((ve cam) OR (ve cham)) trung va hang di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y nang) OR (ky nang)) x hoi. hieu ((ve cam) OR (ve cham)) trung va hang di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((y nang) or (ky nang)) x hoi. hieu ((ve cam) OR (ve cham)) trung va hang di cua te".
• Adding a wildcard symbol may retrieve word variants: su sach ((y nang) or (ky nang)) x hoi. hieu ((ve cam) OR (ve cham)) trung va hang di cua te*.