should coal coal
Regular verb: coal coal - coal coaled- coal coaled

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should coal coal
you should coal coal
he should coal coal
we should coal coal
you should coal coal
they should coal coal 	I should be coal coaling
you should be coal coaling
he should be coal coaling
we should be coal coaling
you should be coal coaling
they should be coal coaling	I should have coal coaled
you should have coal coaled
he should have coal coaled
we should have coal coaled
you should have coal coaled
they should have coal coaled	I should have been coal coaling
you should have been coal coaling
he should have been coal coaling
we should have been coal coaling
you should have been coal coaling
they should have been coal coaling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not coal coal
you should not coal coal
he should not coal coal
we should not coal coal
you should not coal coal
they should not coal coal 	I should not be coal coaling
you should not be coal coaling
he should not be coal coaling
we should not be coal coaling
you should not be coal coaling
they should not be coal coaling	I should not have coal coaled
you should not have coal coaled
he should not have coal coaled
we should not have coal coaled
you should not have coal coaled
they should not have coal coaled	I should not have been coal coaling
you should not have been coal coaling
he should not have been coal coaling
we should not have been coal coaling
you should not have been coal coaling
they should not have been coal coaling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I coal coal?
should you coal coal?
should he coal coal?
should we coal coal?
should you coal coal?
should they coal coal? 	should I be coal coaling?
should you be coal coaling?
should he be coal coaling?
should we be coal coaling?
should you be coal coaling?
should they be coal coaling? 	should I have coal coaled?
should you have coal coaled?
should he have coal coaled?
should we have coal coaled?
should you have coal coaled?
should they have coal coaled? 	should I have been coal coaling?
should you have been coal coaling?
should he have been coal coaling?
should we have been coal coaling?
should you have been coal coaling?
should they have been coal coaling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not coal coal?
should you not coal coal?
should he not coal coal?
should we not coal coal?
should you not coal coal?
should they not coal coal? 	should I not be coal coaling?
should you not be coal coaling?
should he not be coal coaling?
should we not be coal coaling?
should you not be coal coaling?
should they not be coal coaling? 	should I not have coal coaled?
should you not have coal coaled?
should he not have coal coaled?
should we not have coal coaled?
should you not have coal coaled?
should they not have coal coaled? 	should I not have been coal coaling?
should you not have been coal coaling?
should he not have been coal coaling?
should we not have been coal coaling?
should you not have been coal coaling?
should they not have been coal coaling?