没关系

沒關係
méiguānxi
it doesn't matter

CEDICT

Entry Composition

1 没 méi (negative prefix for verbs) have not; not
=2 关系 guānxi
  1. relation
  2. relationship
  3. to concern
  4. to affect
  5. to have to do with
  6. guanxi

classifier: 個
=2 关系 guānxi variant of 关系 guānxi