Perhaps you should try some spelling variations:
"h. agent direct investment series" » "h. agent direct investment services", "h. agent direct investment barriers", "h. agent direct investment treaties", "h. agent directly investment series"
"h. kent based investment period" » "h. kent based investment policy", "h. kent based adjustment period", "h. kent based investment operations", "h. kent fixed investment period", "h. kent best investment period", "h. kent bond investment period", "h. agent based investment period", "h. event based investment period", "h. text based investment period"

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• Performing a fuzzy search may retrieve terms with similar spellings: (("h. agent direct investment series") OR ("h. kent based investment period"))~.
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