I tried 'category__and'. But its working only for 2 categories. I want to display common posts from any number of categories.
closed as unclear what you're asking by rudtek, Jacob Peattie, shanebp, cjbj, bueltge Jan 22 at 9:12
Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.