What is the meaning of Sample_space?

5-letter words containing

• 5-letter words containing r

• 5-letter words containing a

• 5-letter words containing l

• 5-letter words containing h

• 5-letter words containing e

5-letter words starting with

• 5-letter words starting with i

• 5-letter words starting with g

• 5-letter words starting with e

• 5-letter words starting with k

• 5-letter words starting with o

5-letter words in the middle

• 5-letter words in the middle v

• 5-letter words in the middle s

• 5-letter words in the middle d

• 5-letter words in the middle e

• 5-letter words in the middle m

5-letter words ending with

• 5-letter words ending with s

• 5-letter words ending with i

• 5-letter words ending with e

• 5-letter words ending with g

• 5-letter words ending with i

5-letter words excluding

• 5-letter words excluding d

• 5-letter words excluding e

• 5-letter words excluding e

• 5-letter words excluding s

• 5-letter words excluding r