All 4 Uses of

correspond
in
Severance

We began the chant, a long mantra that we recited every time. The fact that it corresponded to the rhythm of the Shins' "New Slang" made it easy to remember, easy to say.
p. 59.3

corresponded = matched

All through the morning, church bells rang at times corresponding to the moments when the planes hit and when each building fell.
p. 212.7 *

corresponding = matching

Correspondence with Spectra Hong Kong was sluggish and infrequent, as all Spectra offices had reduced their in-house staff.
p. 233.7 *

correspondence = written communication

I had forgotten about his ever-courteous, slightly British way of correspondence.
p. 233.9

Definitions:

(1) (correspond as in: corresponding time period)
connect or fit together by being equivalent, proportionate, or matched

(Two things are equivalent if they have the same or very similar value, purpose, or result.)
(2) (correspond as in: corresponding by email)
communicate -- typically by writing letters or email

A corresponding secretary is an officer of an organization who is responsible for managing the organization's correspondence and keeping a record of it.
(3) (correspondence as in: a correspondence course)
done from afar

For example, a corresponding member or a correspondence course.

This sense of corresponding arose because people who lived in distant cities and could not be present for meetings, could communicate by sending written communications.
(4) (correspondent as in: foreign correspondent of the paper)
a reporter or other representative -- typically from a foreign country or with a particular expertise