src/vs/workbench/services/preferences/browser/keybindingsEditorModel.ts/KeybindingsEditorModel/splitKeybindingWords
class KeybindingsEditorModel:	private splitKeybindingWords(wordsSeparatedBySpaces: string[]): string[] {
		const result: string[] = [];
		for (const word of wordsSeparatedBySpaces) {
			result.push(...coalesce(word.split('+')));
		}
		return result;
	}