We begin by connecting, via a ruler or straightedge, three key digrams
(pairs of letters) shown in boldface: oc (Upper Line 14), em (Upper Line 5), and et (Upper Line 2).
9) For other languages, reverse dictionaries have served to establish the distribution of the last character (monogram) of words, or of their digrams
, the distribution of final syllables, of the vowels and consonants in final digrams
, the frequency of digrams
and trigrams, and similar statistical information.