AND Narrows You can combine terms to get to the specific
OR Broadens You can use synonyms of the word/term you have in mind
NOT Limits You can exclude terms that are not relevant
Vietnam* War
(Vietnam* War) AND (Village Life)
(Vietnam* War) OR (Vietnam* Conflict)
(Vietnam War) AND (Refugee* ) NOT (Iraq* War)
Grace Cho
(Grace Cho) AND ("Tastes Like War")
(Grace Cho) OR Grace M Cho. (Can anyone think of another way the author is described?
(Grace Cho) NOT ("Haunting the Korean Diaspora)