There has long been a work around of using a filtered portal where the portal updates with each character entered into a search field to limit the matching records to all those entries that contain or start with the same text as that entered into the search portal. The portal rows themselves are buttons so at any time, you can tap a portal row to select a value.
This is one of many enhanced value selection methods demonstrated in:
This is a free to download exploration file with working copies of each technique as well as detailed instructions on how each work.
Thanks a lot for the link to the work around. I shall try out.
All the best