Perhaps you should try some spelling variations:
"h. likert scale investment period" » "h. likert scale investment policy", "h. likert scale adjustment period", "h. likert scale investment operations", "h. likert estate investment period", "h. likert trade investment period", "h. likert estate investments period"
"h. kent safer investment series" » "h. kent safer investment services", "h. kent safer investment barriers", "h. kent safer investment treaties", "h. kent safer investments series", "h. kent safe investment series", "h. kent after investment series", "h. kent baker investment series"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("h. kent safer investment series") or ("h. likert scale investment period"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("h. kent safer investment series") OR ("h. likert scale investment period")).
• Removing quotes may allow a broader search: (( h. kent safer investment series ) or ( h. likert scale investment period )).
• Adding a wildcard symbol may retrieve word variants: (("h. kent safer investment series") or ("h. likert scale investment period"))*.