Perhaps you should try some spelling variations:
"h. salt water investment series" » "h. salt water investment services", "h. salt water investment barriers", "h. salt water investment treaties", "h. salt water investments series", "h. salt after investment series", "h. salt rates investment series"
"h. saline water investment series" » "h. saline water investment services", "h. saline water investment barriers", "h. saline water investment treaties", "h. saline water investments series", "h. saline after investment series", "h. saline rates investment series", "h. safe water investment series"

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"h. salt water investment series\") OR (\"h. saline water investment series\"))~".
• Removing quotes may allow a broader search: (( h. salt water investment series ) OR ( h. saline water investment series ))~.
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