Perhaps you should try some spelling variations:
"springer finance business model" » "einer finance business model", "merger finance business model", "pardner finance business model"
"springer science using mobile" » "stronger science using mobile", "spring resilience using mobile", "river science using mobile"
"springer single business models" » "springer springe business models", "springer eine business models", "springer silke business models", "springer simple business models", "springer wrangle business models", "springer using business models"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"springer finance business model\") OR (\"springer science using mobile\"))) OR (\"springer single business models\"))*".
• Removing quotes may allow a broader search: (((( springer finance business model ) OR ( springer science using mobile ))) OR ( springer single business models ))*.