Subsyllabic similarity, De Cara & Goswami (2002)
Statistical Analysis of Similarity Relations among Spoken Words: Evidence for the Special Status of Rimes in English
Letter sequences statistics, Hirata & Bryden (1971)
Letter sequences varying in order of approximation to English
The sounds of English
In this site thousands of English words have been painstakingly grouped according to their sounds and their spellings making the patterns obvious. This is the most logical and systematic method to learn English. It doesn't rely on rules to teach reading and spelling; instead, repeated exposure to a sound/letter pattern allows your brain to recognize the pattern intuitively and internalize it.
A pdf document with the corresponding sign (ASL) for each letter of the alphabet
A Collection of Letter Oddities and Trivia
Cover topics such as:
Vowels; Uncommon double letters, triple letters, quadruple letters; Consecutive consonants;
Most frequent appearance of each letter
Unicode character sets
Unicode provides a unique number for every character, no matter what the platform, no matter what the program, no matter what the language.
UCLA Phonetics Lab Data
Index of Languages, Index of Sounds, Map Index, and material relevant to Peter Ladefoged books: A course in phonetics and Vowels and Consonants.
Compute bigram frequencies for a list of words, using a bigram frequency table