Use “Quotation marks” for phrases/titles:
- "convergent evolution" "On the origin of species”
Use AND between different concepts (AND will narrow your search):
- “gene regulation” AND photosynthesis
Use OR between similar concepts/synonyms (OR will broaden your search):
Use Asterisk(*) for truncation:
- bacteri*= bacterium, bacterial, bacteria
Use Parentheses () to combine different and similar concepts:
- “population dynamics” AND fire AND (prairie OR grassland)
