Ah, good catch. So the bug is in the translation and not in the game. I'll go ahead and suggest a corrected translation in Crowdin.

Searching for

uranium

gets you

Minerai d'uranium

(French translation of Uranium Ore) correctly, see Image _1 but searching for

'uranium

(with a single quote in front) gives you

Barre d'uranium

but not

Minerai d'uranium

, see image _2.

The game crashed after placing a Blue Assembler and opening it to set the recipe. After that, it started crashing on each game start.
In the log file (I don't have the original anymore), I saw that it crashed after the line "Razer Chroma Controller initialized." so I unppluged my "Razor Leviathan ...