Possible Clues:

• It's my pleasure to write end­lessly on everything
• Don't mention it to Rod off head turning up high
• No thanks! Great! Don't mention it!
• No thanks required by count, last off, so don't mention it
• You needn't thank me
• ''Glad to''
• No farewell to learners — in no way!
• A hundred up unlikely? Don't mention it!
• It's OK, never
• Only items of quality, every one for my pleasure