Itendtoflusholdmedicinesdown thetoilet.
Please do notflushsanitaryproductsdown thetoilet.
I have asuspicionthat thestudentflusheshislunchdown thetoilet.
They wereaccusedofflushingcontrabanddown thetoiletbeforepolicearrived.
Hetriedtoflushaflanneldown thetoiletandcloggedit.
He hadrippedup thedocumentandflushedit down thetoilet.