th at the beginning
sh at the end
sh at the begining
th at the end
sight words
100

thin

thin

100

fish

fish

100

shot

shot

100

math

math

100

are

are

200

them

them

200

cash

cash

200

shut

shut

200

path

path

200

down

down

300

then

then

300

dish

dish

300

shed

shed

300

with

with

300

goes

goes

400

that

that

400

hush

hush

400

shop

shop

400

Ruth

Ruth

400

under

under

500

thrill

thrill

500

brush

brush

500

shell

shell

500

truth

truth

500

here

here