insofar as · conjunction /ɪn.səʊˈfɑːrˌəz/Full view
insofar as
C2 to the degree that
Dictionary example:

The story is based insofar as possible on notes made by Scott himself.

Learner example:

Consequently the cited statement is definitely true but understates its point insofar as it neglects any time horizon. (Certificate of Proficiency in English; C2; German)

Cambridge University Press