P→(Q→R)

P∨(Q→R) becomes conjunctive disjunction.

P∨(？ Q∨R) becomes conjunctive disjunction.

P∨？ Q∞R associative law

(P∧Q)∨R De Morgan's Law

(P∧Q) → R

Third question

(? Q∧(P→Q))

(? Q∧(？ P∨Q)) becomes conjunctive disjunction.

Q∨？ (? De Morgan's law

Q∨(P∧？ Q) de Morgan's law

Q∨P conjunctive disjunctive absorption rate

P∨Q commutative law

Get Lord conjunctive normal form.