Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
thanh tung » thanh cong
quang dung » quang trung, ung dung, cuong dung
hien sach » dien sach, kien sach, thien hach
trong ban » trong san, trong tan, trong quan
thanh lap » thanh san, phan lap, thanh hai
than cap » khan cap, thanh cac, than cua

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 - ((manh trung) or (thanh tung)) quang dung trong ban ((than cap) OR (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien sach - ((manh trung) OR (thanh tung)) quang dung trong ban ((than cap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien sach - ((manh trung) or (thanh tung)) quang dung trong ban ((than cap) OR (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: hoc hien sach - ((manh trung) or (thanh tung)) quang dung trong ban ((than cap) OR (thanh lap))*.