Perhaps you should try some spelling variations:
"held firms transportation services." » "held firms transport services.", "held fields transportation services.", "held air transportation services.", "held from transportation services.", "help firms transportation services.", "head firms transportation services."
"harold firms transactions costs." » "harold firms transactional costs.", "harold free transactions costs.", "harold term transactions costs.", "harold firms transaction costs.", "harold firms transactions system.", "harold adams transactions costs.", "harold sir transactions costs."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("held firms transportation services.") OR ("harold firms transactions costs."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"held firms transportation services.\") OR (\"harold firms transactions costs.\"))*".
• Removing quotes may allow a broader search: (( held firms transportation services. ) OR ( harold firms transactions costs. ))*.