Perhaps you should try some spelling variations:
trong trung » truong trung, trong truong, trong rung
dang trong » dung trong, dong trong, lang trong
trung thpt » truong thpt, trung thuc, trung nhat
nhan dang » nhan dan, phan dang, tran dang
thpt phan » thuat phan, thpt thang, thpt dan
phan than » phan thanh, phan tan, khan than
ho chieu » theo chieu, hoc thieu, mot chieu
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (toc thieu)) sach - nhan dang trong trung thpt phan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) sach - nhan dang trong trung thpt phan than cap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) sach - nhan dang trong trung thpt phan than cap*.