ProQuest
ProQuest indexes articles from journals, popular magazines and newspapers. Searches can be limited by publication type, including magazines, newspapers and trade publications (and these are the publication types you want).
You can build searches using Boolean logic operators and proximity operators, as illustrated here:

Remember to use Term Inventories to construct your searches:





Remember to take a look at the Proquest Search Tips if you forget how PROXIMITY OPERATORS such as NEAR/x or PRE/y work.
