Perhaps you should try some spelling variations:
chu trong » chu trang, cay trong, tu trong
trong van » trong cac
van hanh » van thanh, ban hanh, van anh
su sach » so sach, vu sach
so sanh » do sanh
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
va chu » va che, va cau, va chi
vi cua » vai cua, di cua

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) or (so sanh)) ky nang xa hoi. lieu va chu trong van hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sanh)) ky nang xa hoi. lieu va chu trong van hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) ky nang xa hoi. lieu va chu trong van hanh vi cua tre*.