Use mute words for the ones that reply the same things. Also try to use WoT relays and paid relays only. Should fix most of it 

 Thank you! 

 Glad I could help 

 A list of wot relays nostr:note1h55unu255jjlmtqz764knc90ergss9y9tk26en34kk2yz6fyzvzsfsp4h5