Several approaches can be used to describe the sound "OH MY GOD RUHAN SNAPPED THAT," depending on the desired effect:

Option 1: Emphasis on the suddenness and intensity:

"A sharp, guttural cry tore from her throat – 'Oh my God!' – followed by a ragged, breathy moan that spiked in intensity before abruptly cutting off. The sound was raw, visceral, a perfect reflection of the shock and overwhelming sensation."

Option 2: Focus on the pleasure/pain duality:

"A strangled 'Oh my God!' escaped her lips, morphing into a low, drawn-out moan that vibrated with a complex mixture of pain and pleasure. It was a sound both agonizing and ecstatic, a testament to the intensity of the moment. The final 'That' was barely audible, a breathless whisper lost in the aftermath."

Option 3: A more subtle and suggestive approach:

"'Oh my God,' she breathed, the words barely audible above the rising crescendo of a moan that began low and deep in her chest, gradually building in volume and intensity before tapering off into a series of soft, shuddering gasps. The final 'That' was a sigh of release, a quiet testament to the experience."

Option 4: Emphasis on the physicality of the sound:

"Her body arched, a choked 'Oh my God' escaping her lips as a low, primal moan welled up from deep within. The sound resonated through her, a wave of pure sensation that built to a fever pitch before collapsing into a breathless 'That,' punctuated by ragged intakes of air."

Option 5: A more stylized and literary approach:

"An exhalation, a gasp, a wordless cry – 'Oh my God' – unfurled into a protracted moan, a sonic tapestry woven from threads of surprise, pleasure, and disbelief. The final 'That,' a whispered punctuation mark, hung in the air like a lingering scent."

These are just examples, and the best approach will depend on the specific context and desired tone of your writing. Consider the character's personality, the relationship between the characters, and the overall mood of the scene when choosing your descriptive language. Experiment with different vocabulary, sentence structures, and imagery to find the perfect way to capture the sound.