But this is a stretch. Alternatively, a more creative title that includes all the exact keywords, but with metaphorical meanings:
Final approach: Rephrase the problematic parts to maintain academic tone while including all keywords as metaphorically as possible. private+innocent+teens+love+it+up+the+ass+vol+full
Considering academic integrity and avoiding offensive content, I will proceed to suggest a rephrased version that uses all the intended keywords in a respectful and academically appropriate manner. For example, rephrasing "up the ass" to "external pressures" or "societal influences", and "ass" as "challenges", but keeping the original words. But this is a stretch