Perhaps you should try some spelling variations:
adjustment period » adjustment policy, adjustment operations
investment series » investment services, investment barriers, investment treaties
rate adjustment » rate adjustments, trade adjustment, wage adjustment
rank bond » bank bond, bank bonds, rank one
junk bond » junk bonds, bank bond, junk food
rent rate » heat rate, current rate, percent rate

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. ((rank bond) OR (junk bond)) investment series ) or ( h. rent rate adjustment period ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. ((rank bond) OR (junk bond)) investment series ) OR ( h. rent rate adjustment period )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( h. ((rank bond) OR (junk bond)) investment series ) or ( h. rent rate adjustment period ))".
• Adding a wildcard symbol may retrieve word variants: (( h. ((rank bond) OR (junk bond)) investment series ) or ( h. rent rate adjustment period ))*.