what can i take and still pass a steroid test

hey fellas, i'm in need of a lil help here.. i have random drug tests that test for steroids.. my te levels have to be below 6 to 1 or i will get busted.. i'm taking hgh and i want to take some test propinate also.. how much test could i take and still be clear for the testing.. could i take anavar and at what doses.. i've been told that they don't test for certain drugs, is this true... i've read a lot of boards and talked to a lot of people.. i really need to get some solid facts, my job depends on it.. if anyone can help me out it would be greatly appreciated.. thanks... :lift: