Perhaps you should try some spelling variations:
innovation sources » information sources, innovation series, innovation surveys
social innovation » social isolation, social integration, social interaction
data transmission » _ transmission, hiv transmission
gas transmission » _ transmission, hiv transmission
nepal social » legal social, deal social, real social
lines » line

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nepal social innovation sources ) or ( a ((data transmission) OR (gas transmission)) lines ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nepal social innovation sources ) OR ( a ((data transmission) OR (gas transmission)) lines )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( nepal social innovation sources ) or ( a ((data transmission) OR (gas transmission)) lines ))".
• Adding a wildcard symbol may retrieve word variants: (( nepal social innovation sources ) or ( a ((data transmission) OR (gas transmission)) lines ))*.