Codification is part of the corpus planning of a language, because the "body" of the language itself is being planned as opposed to status planning, where the prestige and usage of a language is enhanced:

*Corpus planning: Codification of a language (step 2); elaborating its functions to meet language needs (step 4)
*Status planning: Selection of a language (step 1); implementing its functions by spreading it (step 3)

Whether the codification is successful depends

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