The first description 🍪🍪🔊🔊💨💨 seems to represent the sound and action of munching on cookies (🍪🍪), amplified with sound effects (🔊🔊) and ending with the indication of speed or quick consumption (💨💨). The related description Chipi Chipi Chapa Chapa Doobie Doobie Dabba Dabba follows a similar pattern of repetitive sounds and rhythmic cadence, possibly indicating a playful or musical expression.