1 Nephi 5:21

And we had obtained the records which the Lord had commanded us,

and searched them and found that they were desirable;

yea, even of great worth unto us,

insomuch that we could preserve the commandments of the Lord unto our children.

yea, even of great worth unto us,

yea - 21 occurrences in 19 verses - 1 Nephi 1:1, 2, 5, 13, 15, 18, 20,   2:1, 20,   3:31,   4:1, 11, 15, 19, 35,   5:5, 8, 14, 21

yea even - 8 occurrences in 8 verses - 1 Nephi 1:5, 20,   2:1, 20,   3:31,   4:19,   5:14, 21