Table 2.

Overview of the keywords used to collect data during lockdown and unlock phases.

Period	Keywords
March 23–30 April 2020	corona, covid19, coronavirus, chinavirus, quarantine, safety, covidcase, lockdown, sarscov2, ncov2019, pandemic, wearamask, socialdistancing, stayathome, stayhome, migrants, migrantcrisis, labours
May 1–May 31 2020	Newly added: handsanitizer, workfromhome, n95, tablikijamat, ppe, flaatening flattenthecurve, flatteningthecurve, covidwarriors, muslims, goi, Namo, arogyasetu, openbars, frontlineheroes, coronawarriors, asymptotic,
May 1 2020–June 30 2020	Newly added: doctorsheros, mumbaicorona coronavaccine, Patanjali, Ramdev , hometasking, wfh, herdimmunity, unlock, virusspread,
June 30 – 30 September	Newly added: Washurhands, openbars, shutcollege, opentrains, newnormal, vaccine, vaccinetrials