To be too few or too little: indicating that an amount or level is insufficient or less than required/expected.
選択肢が少なすぎるので、もう少し例を増やしてください。
There are too few options, so please add a few more examples.
支給額が少なすぎるため、生活が厳しいと言っていた。
They said living was tough because the payment was too small.
参加者が少なすぎるとイベントは中止になる可能性がある。
If there are too few participants, the event may be canceled.