‘Dewch â ... i ...’ is not given a proper translation in the dictionary, 2016-06-03
You will probably find dod â somewhere under dod - try gweiadur.com.
mynd â - taking
Bydda i'n mynd â fy nghi i'r dafarn - I'll take my dog to the pub
This is a sentence that has been deleted from the course but which has not yet vanished.