2. Article 1 talks about both apples and oranges
Article 2 talks about apples only
Article 3 talks about oranges only
Look at these three journal articles
The truth about
Apples and Oranges
Why Apples keep
the doctor away
Oranges:
Friend or foe
5. ANDapples oranges
AND finds articles with both words
The truth about
Apples and Oranges
Why Apples keep
the doctor away
Oranges:
Friend or foe
X X
6. ANDapples oranges
AND finds 1 out of 3 articles
The truth about
Apples and Oranges
Why Apples keep
the doctor away
Oranges:
Friend or foe
X X
9. ORapples oranges
OR finds articles with either words
The truth about
Apples and Oranges
Why Apples keep
the doctor away
Oranges:
Friend or foe
10. ORapples oranges
OR finds 3 out of 3 articles
The truth about
Apples and Oranges
Why Apples keep
the doctor away
Oranges:
Friend or foe