yece oc hualca.

Headword: 
yece oc hualca.
Principal English Translation: 

but even more advantageous, and much more (see Molina)

Orthographic Variants: 
yece ocualca
Alonso de Molina: 

yece ocualca. empero mas auentajadamente, o mucho mas.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 34v. col. 2. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

yeçe ca oc cenca oc hualca = but will be especially (central Mexico, sixteenth century)
Nahuatl Theater: Spanish Golden Age Drama in Mexican Translation, Barry D. Sell, Louise M. Burkhart, and Elizabeth R. Wright, eds. and transl. (Norman: University of Oklahoma Press, 2008), 279.