## S3 method for class 'word_cor':
plot(x, label = TRUE, lab.digits = 3, high = "red",
low = "white", grid = NULL, ncol = NULL, ...)TRUE the cells of the heat map plot will be
labeled with count and proportional values.label is TRUE.NULL to remove the grid).facet_wrap, specifying
NULL utilizes a single column with geom_point if a list.