How to query todo without subtodos?

Look like fine for now. Thanks!

In one test it failed, like:

- TODO Task1
	- Description without marker
- TODO Task 2
	- Description
	- TODO subtask 2.1
		- desc
			- TODO subtask 2.1.1
	- TODO subtask 2.2

it also will return subtask 2.1 but shouldn’t.

Can we search recursively?