So "bug" could be "glitch|error|defect" – all nouns.
"Downloading" can beretrieve. "Easy" might besimple. "Here's how" could be how to doinstructions. download thunderbird 91.13.0
Thus, the final formatted answer should be as constructed, with each word replaced by its three options in b format, proper nouns unchanged, and the structure maintained. So "bug" could be "glitch|error|defect" – all nouns
"Thunderbird 91.13.0" is a proper noun, so not changed. proper nouns unchanged