Perhaps you should try some spelling variations:
"h. heat water investment costs" » "h. heat water investments costs", "h. heat after investment costs", "h. heat rates investment costs", "h. peat water investment costs", "h. cheap water investment costs", "h. heavy water investment costs"
"h. kent baker government securities" » "h. kent water government securities", "h. kent better government securities", "h. kent leaner government securities", "h. rent baker government securities", "h. kunt baker government securities", "h. kept baker government securities"

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