stemmer bahasa indonesia php

The Porter stemmer in Snowball is given below. This is an exact implementation of the algorithm described in the 1980 paper, unlike the other implementations distributed by the author, which have, and have always had, three small points of difference

1-The Cranfield collection is a standard IR text collection(included in this directory)., consisting of 1400 documents the aerodynamics field.Write a program that preprocesses the collection.Determine the frequency of occurence for all the words in t