'Construct a QuadgramCollocationFinder, given FreqDists for appearances of words,
bigrams, trigrams, two words with one word and two words between them, three words
with a word between them in both variations.'

def __init__(self, word_fd, quadgram_fd, ii, iii, ixi, ixxi, iixi, ixii):

    AbstractCollocationFinder.__init__(self, word_fd, quadgram_fd)
    self.iii = iii
    self.ii = ii
    self.ixi = ixi
    self.ixxi = ixxi
    self.iixi = iixi
    self.ixii = ixii
