Original
अविनाभावसम्बन्धस्त्रिरूपेषु न जातुचित् ।
अन्यथाऽसम्भवैकाङ्गहेतुष्वेवोपलभ्यते ॥ १३६७ ॥avinābhāvasambandhastrirūpeṣu na jātucit |
anyathā’sambhavaikāṅgahetuṣvevopalabhyate || 1367 ||“As a matter of fact, the relation of invariable concomitance is not present in the ‘three-featured’ reasons; it is really found only in those reasons which have the one characteristic feature of ‘being otherwise impossible—(1367)
Kamalaśīla
The compound ‘anyathāsambhava, etc.’ is to be expounded as ‘those Reasons in whom there is the single character of being otherwise impossible’,—(1367)
The same idea is re-affirmed in the following—[see verses 1368-1369 next]