Perhaps you should try some spelling variations:
28electronic computers » electronic computer, optoelectronic computers, electronics computer
programming languages » program language
electronics computers » electronics computer, electronics chapter, electronic converters
programming language » program language
electronic computers » electronic commerce
2f syntax » 2 syntax, f syntax, 2a syntax

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: %((programming languages) OR (programming language)) %((((28electronic computers) OR (electronics computers))) OR (electronic computers))%29 %2f syntax%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((programming languages) or (programming language)) %((((28electronic computers) OR (electronics computers))) or (electronic computers))%29 %2f syntax%22".
• Adding a wildcard symbol may retrieve word variants: %((programming languages) or (programming language)) %((((28electronic computers) OR (electronics computers))) or (electronic computers))%29 %2f syntax%22*.