70 Phonograms

A phonogram is a grapheme i.e. one or more written characters (letters, on the left) which represent a phoneme (speech sound, on the right) according to WikipediA.

Notice that these are British English pronunciations. 
    Some words have strong and weak forms and we have used the weak one here. For example:

• at strong: /ˈæt/, weak: /ət/ 
• me strong: /ˈmiː/, weak: /mə/ 
• do strong: /ˈduː/, weak: /dʊ/ /də/ 
• for strong: /ˈfɔː(r)/ weak: /fə(r)/

Noitice: box /ks/ (not just /s/)