I need more examples like this
( can you can a can as a canner can can a can? )
if anyone knows any? help me, thanks a lot.

Question

I need more examples like this 
( can you can a can as a canner can can a can? ) 
if anyone knows any? help me, thanks a lot.

Answer

Here are some of many "Tongue Twisters" that I use:

Peter Piper picked a peck of pickled peppers
A peck of pickled peppers Peter Piper picked
If Peter Piper picked a peck of pickled peppers
Where's the peck of pickled peppers Peter Piper picked.

Betty Botter bought a bit of butter.
The butter Betty Botter bought was a bit bitter
And made her batter bitter.
But a bit of better butter makes better batter.
So Betty Botter bought a bit of better butter
Making Betty Botter's bitter batter better.

How can a clam cram in a clean cream can?

I scream, you scream, we all scream for ice cream

I saw Susie sitting in a shoeshine shop
Susie works in a shoeshine shop. Where she shines she sits, and where she sits she shines.

Fuzzy Wuzzy was a bear. Fuzzy Wuzzy had no hair. Fuzzy Wuzzy wasn’t fuzzy, was he?

Answer

"James while John had had had had had had had had had had had a better effect on the teacher."

"Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo."

explained in Wikipedia..
homonyms, homophones, & lexical ambiguity oh my!
 
btw, Mandarin has the famous "Shi shi shi shi shi shi shi shi shi shi (etc!) story...   because 'shi' has dozens of meanings!

Answer

How much wood could a woodchuck chuck, if a woodchuck could chuck wood?

A tooter who tooted the flute
Tried to tutor two tooters to toot
Said the two to the tutor
Is it harder to toot?
Or to tutor two tooters to toot?

Answer

Are you looking for “tongue twisters?” Try these:

Sally sells seashells by the seashore.

Rubber baby buggy bumpers

How much wood could a woodchuck chuck if a woodchuck could chuck wood?

Peter Piper picked a peck of pickled peppers.

Answer

Words that are spelled the same but mean different things are called homonyms in English. A correct sentence that is made entirely of homonyms is: Buffalo buffalo Buffalo buffalo buffalo buffalo Buffalo buffalo.
Buffalo is the name a city in New York, buffalo are a type of large bison, and buffalo is a verb meaning to bully. The meaning of this sentence is that “Bison from Buffalo that other bison from Buffalo bully also bully bison from Buffalo.”