English verb conjugation
COULD ACCESSION

Regular verb: accession - accessioned - accessioned

Affirmation

Simple form	V-ing form
I could accession you could accession he could accession we could accession you could accession they could accession	I could be accessioning you could be accessioning he could be accessioning we could be accessioning you could be accessioning they could be accessioning
Perfect	V-ing perfect
I could have accessioned you could have accessioned he could have accessioned we could have accessioned you could have accessioned they could have accessioned	I could have been accessioning you could have been accessioning he could have been accessioning we could have been accessioning you could have been accessioning they could have been accessioning

Negation

Simple form	V-ing form
I couldn't accession you couldn't accession he couldn't accession we couldn't accession you couldn't accession they couldn't accession	I couldn't be accessioning you couldn't be accessioning he couldn't be accessioning we couldn't be accessioning you couldn't be accessioning they couldn't be accessioning
Perfect	V-ing perfect
I couldn't have accessioned you couldn't have accessioned he couldn't have accessioned we couldn't have accessioned you couldn't have accessioned they couldn't have accessioned	I couldn't have been accessioning you couldn't have been accessioning he couldn't have been accessioning we couldn't have been accessioning you couldn't have been accessioning they couldn't have been accessioning

Interrogative form

Simple form	V-ing form
could I accession? could you accession? could he accession? could we accession? could you accession? could they accession?	could I be accessioning? could you be accessioning? could he be accessioning? could we be accessioning? could you be accessioning? could they be accessioning?
Perfect	V-ing perfect
could I have accessioned? could you have accessioned? could he have accessioned? could we have accessioned? could you have accessioned? could they have accessioned?	could I have been accessioning? could you have been accessioning? could he have been accessioning? could we have been accessioning? could you have been accessioning? could they have been accessioning?

Interro-negative form

Simple form	V-ing form
couldn't I accession? couldn't you accession? couldn't he accession? couldn't we accession? couldn't you accession? couldn't they accession?	couldn't I be accessioning? couldn't you be accessioning? couldn't he be accessioning? couldn't we be accessioning? couldn't you be accessioning? couldn't they be accessioning?
Perfect	V-ing perfect
couldn't I have accessioned? couldn't you have accessioned? couldn't he have accessioned? couldn't we have accessioned? couldn't you have accessioned? couldn't they have accessioned?	couldn't I have been accessioning? couldn't you have been accessioning? couldn't he have been accessioning? couldn't we have been accessioning? couldn't you have been accessioning? couldn't they have been accessioning?