Je was op zoek naar: voluminous (Engels - Wels)

voluminous reports have been presented to us
cyflwynwyd adroddiadau swmpus i ni

to produce a voluminous seasonal newsletter for all existing learners in the north.
cynhyrchu newyddlen tymhorol swmpus i holl ddysgwyr presennol y gogledd.

i thank everyone for their contributions , and i thank those who managed to read this voluminous document
diolchaf i bawb am eu cyfraniadau , a diolchaf i'r rhai sydd wedi llwyddo i ddarllen y ddogfen drwchus hon