[21] A root phenomenon (hetu dhamma) is a condition for a root phenomenon by way of contiguity condition (samanantara-paccaya): this is similar to the immediacy condition (anantara). … is a condition by way of connascence condition (sahajāta-paccaya): is a condition by way of mutuality condition (aññamañña-paccaya): both of these are similar to the dependent chapter (paṭiccavāra). … is a condition by way of dependence condition (nissaya-paccaya): this is similar to dependence in the conditioned chapter (paccayavāra).
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.