Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
hoc thien » hoc thieu, hoc thiet, hoc tien
chua nang » chuc nang, chua xang, cuu nang
kha nang » phap nang, ky nang, ki nang
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thien) OR (hoc hien)) tinh - manh trung ((chua nang) or (kha nang)) cong san tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thien) OR (hoc hien)) tinh - manh trung ((chua nang) OR (kha nang)) cong san tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thien) OR (hoc hien)) tinh - manh trung ((chua nang) or (kha nang)) cong san tuan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc thien) OR (hoc hien)) tinh - manh trung ((chua nang) or (kha nang)) cong san tuan ban*.