Rule VI: Group 6, strong verbs with pattern "a-oe-a"

	VI.	Abbreviation:	a-oe-a (#6)
		Description:	"a" for "oe/a" substitution for strong verbs, whose verb primitives end on "a" and that are followed by one consonant.
		Example verb:	10.	varen (strong verb)
		Application:	-	the verb's verb primitive ends on "a" and is followed by one consonant.
			-	the "a" is replaced by "oe", respectively "a", e.g. "wij voeren", not "wij vaarden".

		Applies for (weak verbs):
			OTT (Present):	-
			OVT (Past):	-
			Imperatief:	-
			Voltooid Deelwoord (Past Participle):	-
		Applies for (strong verbs):
			OTT (Present):	-
			OVT (Past):	all forms (oe)
			Imperatief:	-
			Voltooid Deelwoord (Past Participle):	always (a), usage of "en", not "d/t"
		Example:
			OVT (Past):	weak: "maken" => "ik maakte", not "ik moek"
			OVT (Past):	strong: "varen" => "ik voer", not "ik vaarde"
		Detection:	Verbtime does not detect "a-verbs" automatically as strong verbs. If a verb shall be built strongly according to these rules, then it must be included in the list of strong verbs.

---

also see:
Overview - Verb irregularities