Perhaps you should try some spelling variations:
"h. likert scale investment treaties" » "h. likert scale investment strategies", "h. likert scale investment activities", "h. likert scale investment incentives", "h. likert estate investment treaties", "h. likert trade investment treaties", "h. likert estate investments treaties"
"h. reported social investments series" » "h. reported social investment series", "h. reported local investment series", "h. reported capital investments series", "h. reported social investment services", "h. reported social investment period", "h. related social investments series"

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