Perhaps you should try some spelling variations:
optoelectronic computers » optoelectronic components, electronic computers, optoelectronic component
22programming languagess » 3.2programming languages, onprogramming language, progamming languages
28electronic computers » electronic computers, electronic computer, electronics computer
programming languages » program language
electronics computers » electronic computers, electronics computer, electronics chapter
programming language » program language
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: %((((22programming languagess) OR (programming language))) OR (programming languages)) %((((28electronic computers) OR (optoelectronic computers))) OR (electronics computers))%29 %2f syntax%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((22programming languagess) OR (programming language))) or (programming languages)) %((((28electronic computers) or (optoelectronic computers))) or (electronics computers))%29 %2f syntax%22".
• Adding a wildcard symbol may retrieve word variants: %((((22programming languagess) OR (programming language))) or (programming languages)) %((((28electronic computers) or (optoelectronic computers))) or (electronics computers))%29 %2f syntax%22*.