Find the most frequently occuring words in a text in R

Question

Can someone help me with how to find the most frequently used two and three words in a text using R?

My text is...

text <- c(\"Th         


        

Answer 1

Simplest?

require(quanteda)

# bi-grams
topfeatures(dfm(text, ngrams = 2, verbose = FALSE))
##      of_the     a_phrase the_sentence       may_be         as_a       in_the    in_common    phrase_is 
##           5            4            4            3            3            3            2            2 
##  is_usually     group_of 
##           2            2 

# for tri-grams
topfeatures(dfm(text, ngrams = 3, verbose = FALSE))
##     a_phrase_is   group_of_words    of_a_sentence  of_the_sentence   for_example_in   example_in_the 
##               2                2                2                2                2                2 
## in_the_sentence   an_orange_bird orange_bird_with      bird_with_a 
#               2                2                2                2