Perhaps the user intended a different term altogether. For example, "Dog Star" or another term that got misspelled. Given the possibilities, maybe "Missionary Style" is being used in a metaphorical sense, referring to a pure or altruistic approach to lifestyle and entertainment. In that case, the paper could discuss how certain groups or movements adopt a missionary zeal in promoting their lifestyles and entertainment projects, using dogs as a metaphor or central theme.
To fully integrate the "Dog s Girl Missionary Style lifestyle and entertainment," structure your week like this: Dog Fucks Girl Missionary Style