Letter combinations

It's useful to order the letters on your rack, putting the most common combinations together. The 50 most common letter combinations are:

21.0% ES 18.4% IN 17.8% ER 13.0% TI 10.9% TE 10.8% AT 10.7% IS 10.7% ON 10.6% RE 10.5% NG 9.5% ED 9.4% EN 9.3% ST 9.1% ING 9.1% RI 8.9% AL 8.8% LI 8.7% AN 8.6% RA 8.6% LE 8.1% NE 7.9% SE 7.7% AR 7.3% IC 7.1% OR 6.9% RO 6.7% NT 6.1% IT 6.0% IE 5.9% LA 5.8% CO 5.8% DE 5.6% SS 5.5% IO 5.3% RS 5.3% NS 5.2% NI 5.2% CA 5.1% AS 5.0% TA 5.0% HE 4.9% DI 4.9% TR 4.9% TO 4.9% ME 4.8% CH 4.7% UN 4.7% LO 4.6% EL 4.6% OL

Percentage	Combo

Note, this differs quite a bit from what is listed on http://www2.scrabble-assoc.com/Images/Images/10ways11.pdf .

Want to improve your Scrabble, Words with Friends or Letterpress abilities? Get the app:

bin/find_groups.rb | sort | uniq -c | sort -rn | head -50 | awk ' { printf "%2.1f%%", ($1 / 272293) * 100; print " " $2} '| sed -E 's/$/\
|-/'