N2 — outside your level filter
write + it's not that one doesn't
kaka naku mo nai
it's not that one doesn't; sort of, up to a point
meaning: it's not that I don't write
彼の言い分も、分からなくもない。
kare no iibun mo, wakara naku mo nai.
As for his side of it, it's not that I don't understand. neutral
面倒だけど、頼まれれば手伝わなくもないよ。
mendou da kedo, tanomarereba tetsudawanaku mo nai yo.
It's a hassle, but if you ask me, it's not like I wouldn't help. casual