fall through

The detached seed will then fall through a grid provided for the purpose.

There were holes in this metal basket for the cinders to fall through.

These stone floors are too thick for anyone to fall through.

But he'll fall through some day for all that, I shouldn't wonder.

Heaven and Earth had warned him that he too should fall through his children.

Having been attracted to the trap they fall through the roof and are speared in the hole.

I do not half like the state of things, and this conjuration about the bees may all fall through.

Unhappily for him, however, he did not fall through completely.

It would be a pity for the whole scheme to fall through for lack of brains.

Some fall through loving too much, others through loving not at all.