Gmail Migration to Zoho

Hi

we have 19 accounts in Google. now we are migrating to zoho with free accounts.

Our 17 accounts - No issues.
only 2 accounts have issue. 1 account gmail size is 11GB and 2 account current size is 6GB.

for this both accounts, we need to migrate only recent records. but migration tool migrating from old to new.

now how to control this and migrate only recent items