Use vertical bar i.e. ! for or search. e.g. Jacket ! Blazer ! Cardigan
Use two periods between two numbers to get result in those range. e.g. "top songs 1980..1990"
Use quotes to get exact search result e.g. "Jofra Archer Super Over"
Use dash or hyphen to exclude a term from search result e.g. raptors -toronto -nba -basketball Here raptors is a Toronto based basketball team as well as bird. So excluding these words will give you search result for raptor the bird.
Add a ~ symbol before a word to get its synonyms in the result. e.g. "basketball ~lessons"
To search for a specific keyword within a site use site specific search e.g. "site:economictimes.indiatimes.com CWC 2019"