can vary vary
Regular verb: vary vary - vary varied- vary varied

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

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can vary vary
you can vary vary
he can vary vary
we can vary vary
you can vary vary
they can vary vary 	I can be vary varying
you can be vary varying
he can be vary varying
we can be vary varying
you can be vary varying
they can be vary varying	I can have vary varied
you can have vary varied
he can have vary varied
we can have vary varied
you can have vary varied
they can have vary varied	I can have been vary varying
you can have been vary varying
he can have been vary varying
we can have been vary varying
you can have been vary varying
they can have been vary varying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot vary vary
you cannot vary vary
he cannot vary vary
we cannot vary vary
you cannot vary vary
they cannot vary vary 	I cannot be vary varying
you cannot be vary varying
he cannot be vary varying
we cannot be vary varying
you cannot be vary varying
they cannot be vary varying	I cannot have vary varied
you cannot have vary varied
he cannot have vary varied
we cannot have vary varied
you cannot have vary varied
they cannot have vary varied	I cannot have been vary varying
you cannot have been vary varying
he cannot have been vary varying
we cannot have been vary varying
you cannot have been vary varying
they cannot have been vary varying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I vary vary?
can you vary vary?
can he vary vary?
can we vary vary?
can you vary vary?
can they vary vary? 	can I be vary varying?
can you be vary varying?
can he be vary varying?
can we be vary varying?
can you be vary varying?
can they be vary varying? 	can I have vary varied?
can you have vary varied?
can he have vary varied?
can we have vary varied?
can you have vary varied?
can they have vary varied? 	can I have been vary varying?
can you have been vary varying?
can he have been vary varying?
can we have been vary varying?
can you have been vary varying?
can they have been vary varying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not vary vary?
can you not vary vary?
can he not vary vary?
can we not vary vary?
can you not vary vary?
can they not vary vary? 	can I not be vary varying?
can you not be vary varying?
can he not be vary varying?
can we not be vary varying?
can you not be vary varying?
can they not be vary varying? 	can I not have vary varied?
can you not have vary varied?
can he not have vary varied?
can we not have vary varied?
can you not have vary varied?
can they not have vary varied? 	can I not have been vary varying?
can you not have been vary varying?
can he not have been vary varying?
can we not have been vary varying?
can you not have been vary varying?
can they not have been vary varying?