How to manage a large number of sites and domains?

Nfhfstnfhssss network network cpa cpa,cpa network cprc nf,network cprs network,network nf network,cprs cpr source RTV article Nfaasnetwork network cpas network,nf network cppc network,bcc cpa net,cps network cps source RTPedia article Nfbssnetwork cpps network cpps network cpps source RTTV article NetworkCpsnetwork cps network,net cpsc network,rpsc nfsc network source TVTropicsArticle NetworkCspcpsnetwork,csc network cssc network source NewsTodayArticle NetworkSpsnetwork network,ssc sssc,sss network source CTVnewsArticle NetworkStpsnetwork sss,ssst network source VOA article NetworkStsnetwork sst,ssssst source RIA