As long as you type the first few words of the topic, you can find it quickly.
(2) if you can't type brackets, you can use "*" instead.
(3) If you can't find the first three words after typing, you can add more words.
If you can't find it, you can find a similar problem and solve it in its way. For example, if you can't find the "Ice Age", just look up "What is the Ice Age".
⑤ You can check it accurately on the Youth Tour. But you should enter all the questions.