Perhaps you should try some spelling variations:
development agencies » development policies, government agencies
asia environmentally » _ environmentally, sea environmental
state environmental » trade environmental, water environmental, strategic environmental
aqaba environmental » global environmental, trade environmental, urban environmental
development series » development services, development africa, development strategies
sustainable rural » sustainable urban, sustainable use, sustainable resource
bank technical » a technical
2 technical » _ technical

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

• Performing a fuzzy search may retrieve terms with similar spellings: world ((bank technical) or (2 technical)) paper. europe and central ((((asia environmentally) or (state environmental))) or (aqaba environmental)) and socially sustainable rural ((development series) OR (development agencies)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: world ((bank technical) OR (2 technical)) paper. europe AND central ((((asia environmentally) OR (state environmental))) OR (aqaba environmental)) AND socially sustainable rural ((development series) OR (development agencies))..
• The words AND, OR and NOT may confuse the search; try adding quotes: "world ((bank technical) or (2 technical)) paper. europe and central ((((asia environmentally) or (state environmental))) or (aqaba environmental)) and socially sustainable rural ((development series) OR (development agencies)).".
• Adding a wildcard symbol may retrieve word variants: world ((bank technical) or (2 technical)) paper. europe and central ((((asia environmentally) or (state environmental))) or (aqaba environmental)) and socially sustainable rural ((development series) OR (development agencies)).*.