The keyword you provided——appears to be a "long-tail" string often used for SEO targeting specific niche modeling profiles or galleries. Because this string combines several descriptors (petite, brunette, sugar model, non-nude), it is likely intended to drive traffic to a very specific portfolio or site.
To write the best article for your needs, could you clarify: littlejohnpetitebrunettemodelsugarmodelnonnudemodels new
Breaking down the high-end, lifestyle-focused look. The keyword you provided——appears to be a "long-tail"