Perhaps you should try some spelling variations:
introduction conception » introduction concession, introduction congestion, introduction consumption
programming decisions » programming decision, programming design, programming session
programming semantics » programming mathematics, programming series, programming secrets
basics tools » basic tools, tactics tools, based tools

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: introduction conception ((programming decisions) OR (programming semantics)) basics tools~.
• Adding a wildcard symbol may retrieve word variants: introduction conception ((programming decisions) or (programming semantics)) basics tools*.