Perhaps you should try some spelling variations:
"prime ministers of bangladesh" » "prime minister of bangladesh"
"crime minister of bangladesh" » "prime minister of bangladesh", "time minister of bangladesh", "crane minister of bangladesh"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"crime minister of bangladesh\") OR (\"prime ministers of bangladesh\"))".
• Removing quotes may allow a broader search: (( crime minister of bangladesh ) OR ( prime ministers of bangladesh )).
• Adding a wildcard symbol may retrieve word variants: (("crime minister of bangladesh") OR ("prime ministers of bangladesh"))*.