dipthongs +/-/x all equal one
addition= 1
subtraction = 1
substitution = 1
same for vowels and consonants:

counted sh, th as 1 consont, all other consonant pairs as 2
present past	changed	preserved
beat	beat	0	3	;	b e t 
bend	bent	1	3	;d-t 	b e n
bite	bit	1	2	;i-i	b t
blow	blew	1	2	;o-e	b l
break	broke	1	3	;ay-o	b r k
bring	brought	2	2	;io ngt	b r
build	built	1	3	;dt	b i l
buy	bought	2	1	;i-o 0-t	b
catch	caught	2	1
come	came	1	2
cut	cut	0	3
draw	drew	1	2
drink	drank	1	3	; same for drunk anyway
drive	drove	1	3
eat	ate	1	1
fall	fell	1	2
feel	felt	2	2	;*get advice*
fight	fought	1	2	; i-o 	f t
find	found	1	3
fly	flew	1	2
forget	forgot	1	5
freeze	froze	1	3
give	gave	1	2
go	went	4	0	; possbily 3
grind	ground	1	4
grow	grew	1	2
hang	hung	1	3
hear	heard	2	2
hide	hid	1	2
hit	hit	0	3
hold	held	1	3
hurt	hurt	0	4
keep	kept	2	2
know	knew	1	2
leave	left	3	1
lend	lent	1	3
let	let	0	3
lie	lay	1	1
light	lit	1	2
lose	lost	2	2
make	made	1	2
mean	meant	2	2
meet	met	1	2
put	put	0	3
rend	rent	1	3
ride	rode	1	2
ring	rang	1	3
rise	rose	1	2
run	ran	1	2
say	said	2	1
see	saw	1	1
send	sent	1	3
shake	shook	1	2
shoot	shot	1	2
shrink	shrank	1	4
shut	shut	0	3
sing	sang	1	3
sit	sat	1	2
sleep	slept	2	2
slide	slid	1	3
spin	spun	1	3
stand	stood	2	3
steal	stole	1	3
stick	stuck	1	4
strike	struck	1	5
sweep	swept	2	3
swim	swam	1	3
take	took	1	2
teach	taught	3	1
tear	tore	1	2
tell	told	2	2
think	thought	3	1
throw	threw	1	3
wake	woke	1	2
wear	wore	1	2
win	won	1	2
wind	wound	1	3
write	wrote	1	2

