1. A computer implemented method comprising: receiving an abstract phrase comprising a text phrase and a variable at a particular position in the text phrase; receiving a text value for the variable; combining the text phrase of the abstract phrase and the text value according to the particular position of the variable; applying, by a computer system, an integration rule at a boundary of the text phrase of the abstract phrase and the text value to produce an integrated phrase, the integration rule based on a language rule, wherein the integration rule modifies a portion of the text phrase of the abstract phrase or a portion of the text value.