he suggested that if burton for a moment believed his fingerprints might match the latents on the beer bottles in the victim 's kitchen , or if he thought for a further moment that samples of his pubic hair might match anything they 'd recovered from the girl 's pubic area , or if - as yet another possibility - he felt dna testing might come up with a positive match between his semen and anything they 'd swabbed from the girl 's vagina ... `` and make no mistake , '' he warned , `` they are going to get those samples from you .