まくではない
deru makudewa nai

Idiomatic Expression

1. it is none of one's business; it is not one's place to say (do) something

なん手伝 てつだうことがあるかと おもって てみたけど、私 わたくし まくはなさそうだね。
nanika tetsudau kotoga arukato omotte kite mitakedo watashino deru makuwa nasasōdane
I came here to see if there was something I could do to help, but there doesn't seem to be anything for me to do.