install.packages(c("tm","wordcloud","Snowball", "RColorBrewer"))
install.packages("DeducerText",
repos="http://R-Forge.R-project.org",type="source")
And load it (with some data)
library(DeducerText)
data(crude)
Some documentation is available:
http://www.deducer.org/pmwiki/index.php?n=Main.DeducerText
Best,
Ian