Perhaps you should try some spelling variations:
development strategies » development strategy
development services » development agencies, development process, development africa
sustainable social » sustainable society, sustainable solid, sustainability social
technical experts » technical expertise
sea environmental » weak environmental, key environmental, state environmental
sustainable rural » sustainable urban, sustainable use, sustainable resource
technical report » technical support
bank technical » a technical
central sea » central s.a, central asia, central de

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) OR (technical experts)). europe and central sea environmental and socially sustainable rural development strategies. ) or ( world bank technical report. europe and central sea environmental and socially sustainable social development services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( world bank ((technical paper) OR (technical experts)). europe AND central sea environmental AND socially sustainable rural development strategies. ) OR ( world bank technical report. europe AND central sea environmental AND socially sustainable social development services. )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( world bank ((technical paper) OR (technical experts)). europe and central sea environmental and socially sustainable rural development strategies. ) or ( world bank technical report. europe and central sea environmental and socially sustainable social development services. ))".
• Adding a wildcard symbol may retrieve word variants: (( world bank ((technical paper) OR (technical experts)). europe and central sea environmental and socially sustainable rural development strategies. ) or ( world bank technical report. europe and central sea environmental and socially sustainable social development services. ))*.