would –> INFINITIVE + ENDING
I would run
correría
you would run
correrías
he/she would run
correría
we would run
correríamos
you would run (plural)
correríais
they would run
correrian
to must
deber
I must
debo
you must
debes
he/she must
debe
we must
debemos
you must (plural)
debéis
they must
deben
I can
puedo
you can
puedes
he/she can
puede
we can
podemos
you can (plural)
podéis
they can
pueden
I could (can+would)
podría
you could
podrías
he/she could
podría
we could
podríamos