While on the subject of test words, here a couple of mono-space tricky samples from Finnish, which has a bunch of uncommon (in English anyway) double-vowels and double-consonants: (View Post)
The 70% to 50% hike certainly hasn't gone unnoticed. They made it coincide with the new design rollout, supporting the narrative of increased costs, but really the biggest problems with any retailer … (View Post)
A couple of years I started on a website project aggregating font and designer information by scraping major distributor sites... every once in a while I come to think it would be worth picking it up… (View Post)
Maybe not as detailed information as you are looking for, but the Hyperglot database has some of these, in the data they are noted with "design_requirements", see for example Bosnian or Rom… (View Post)