The pairs DE and OP are consecutive, as in the alphabet.
The pair PT are separated by 3 letters, as they are by the letters QRS.
The pair OT are separated by 4 letters, as they are by the letters PQRS.
There are two pairs of letters in the word preamble which have the same number of letters between them in the word as there are between the same letters in the English alphabet.(1) The A and the second E, with three letters between them:p.r.e.A.m.b.l.E........A.b.c.d.E...(2) The first E and the B, with two letters between them:p.r.E.a.m.B.l.e..a.B.c .d.E.....
2
De, on = 2
sixty-twelve
4
There are two pairs of letters in the word preamble which have the same number of letters between them in the word as there are between the same letters in the English alphabet.(1) The A and the second E, with three letters between them:p.r.e.A.m.b.l.E........A.b.c.d.E...(2) The first E and the B, with two letters between them:p.r.E.a.m.B.l.e..a.B.c .d.E.....
2
De, on = 2
Two, that I found.
sixty-twelve
4
two
The word CREDITABLE has five pairs of letters - C-E, E-D, D-A, A-E, A-B
there are 4 pairs of letters in the word instruction i.e NT ,ST ,NO ,CI
E is the only letter.
The answer is three.g, and the second a. (5 letters between them, in the word and in the alphabet)g, n. (6 letters between them, in the word and in the alphabet)r, n. (3 letters between them, in the word and in the alphabet)
4 PAIRS (PO, PR, PT, RT)PO - {P-O} in alphabet O-P-> between P and O no letters (letter count is 0)PR - {P-O-R} in alphabet P-Q-R -> between P and R same number of letter occurs (letter count is 1)PT - {P-O-R-A-T} in alphabet P-Q-R-S-T -> between P and T same number of letters (letter count is 3)RT - {R-A-T} in alphabet R-S-T -> between R and T same number of letter (letters count is 1)