Unique rules when forming that grammar are highlighted like this.
Example sentences follow these rules too!
Joining and Nesting Markers:
Verb[た/る] - means that dictionary form and ta form are accepted.
Verb[causative[て]] - means て form of the causative form of the verb.
[A formal written expression used to express meanings such as: “what kind of” (in questions), “no matter what kind of” (with verb[ても], verb[とも], Noun + でも、であれ、であろうとも、といえども) or “any”/”no” (with Noun + (particle) + も and negative verb)]
[いかなる is more formal than どんな and どのような]
[いかな is also an acceptable, but very rarely-used form]