Perhaps you should try some spelling variations:
asia environmentally » _ environmentally, aqaba environmental
development services » development agencies, development process, development africa
urban environmental » urban environment, urban environments, global environmental
development series » development agencies, development africa, development strategies
sea environmental » weak environmental, key environmental, state environmental
sustainable rural » sustainable urban, sustainable use, sustainable resource
technical paper » technical experts, technical report
bank technical » a 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 paper. europe and central ((((asia environmentally) OR (sea environmental))) or (urban environmental)) and socially sustainable rural ((development series) or (development services)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: world bank technical paper. europe AND central ((((asia environmentally) OR (sea environmental))) OR (urban environmental)) AND socially sustainable rural ((development series) OR (development services))..
• The words AND, OR and NOT may confuse the search; try adding quotes: "world bank technical paper. europe and central ((((asia environmentally) OR (sea environmental))) or (urban environmental)) and socially sustainable rural ((development series) or (development services)).".
• Adding a wildcard symbol may retrieve word variants: world bank technical paper. europe and central ((((asia environmentally) OR (sea environmental))) or (urban environmental)) and socially sustainable rural ((development series) or (development services)).*.