A few years ago I moved to North-eastern Scotland. I've noticed that people from all backgrounds and levels of education frequently use the past participle instead of the gerund or infinitive forms, ...
From the Dictionar o the Scots Leid: Quha, Quhay, interrog. and rel. pron. Also: qwha, qha, qua, qwa, wha, vha, hua; qhaa; quhaw; quhai qwhay, whay, quay; quhae, whae; quhe, quhey, qwhey. ...