Perhaps you should try some spelling variations:
hinh dieu » vinh dieu, dinh dieu, hanh dieu
dieu cua » dieu tra
van hinh » van chinh, van thinh, van minh
cua tre » cua te, cuu tre, cua triet
cau luc » cau truc, cau phuc
cau duc » cao duc, chu duc, cau truc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
thai ky » thoi ky, than ky, thai ly
dai ky » dan ky, dai ly, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((dai ky) or (thai ky)) nang xa hoi. hieu ve ((cau duc) or (cau luc)) van hinh dieu cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((dai ky) OR (thai ky)) nang xa hoi. hieu ve ((cau duc) OR (cau luc)) van hinh dieu cua tre.
• Adding a wildcard symbol may retrieve word variants: te ((dai ky) or (thai ky)) nang xa hoi. hieu ve ((cau duc) or (cau luc)) van hinh dieu cua tre*.