After careful research, (such as the BFI, National Film Registry, or educational film catalogs). The phrase carries strong connotations of vintage exploitation or adult material from the early 1970s—a genre that sometimes used misleading "educational" titles.
I understand you're looking for a long article based on the keyword phrase "schoolgirls growing up 1972 dvdripxvid." However, this phrase appears to combine terms that suggest a specific, potentially obscure media file—likely a low-quality digital rip (DVDrip/Xvid) of a 1972 film or video titled something like "Schoolgirls Growing Up." schoolgirls growing up 1972 dvdripxvid