Omni can search five different domains:
happiness (AND) productivity (AND) workplace
Synonyms
OR between related words
habitat OR ecosystem
NOT to exclude terms;
* for unlimited characters, especially used for word endings; cultur* for culture, cultural, and culturally
? for single character wildcard; wom?n for woman, women
Expands a search for some terms. Option to limit by a term will appear.
ADHD returns attention deficit hyperactivity disorder
heart attack returns myocardial infarction
nose bleed returns epistaxis