Perhaps you should try some spelling variations:
truong long » trong long, trung long, truong cong
hien sach » dien sach, kien sach, thien hach
long span » cong san, dong san, nong san
span phan » san phan, san pham, luan phan
anh nang » ganh nang, anh bang, anh dang
nang cac » nang cao, bang cac, hang cac
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien sach) or (tieng anh)) - anh nang cac truong long span phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien sach) OR (tieng anh)) - anh nang cac truong long span phan lap*.