Perhaps you should try some spelling variations:
drivers development » driven development, river development, drive development
through operation » through cooperation, through operational, through observation
development case » development china
operation costs » operational costs, operating costs, generation costs
income through » incomes through, come through, came through
costs drivers » cost drivers, its drivers, cost driven
technology 3 » technology _, technology 1, technology 4
relating 3.4 » relations 3.4, heating 3.4, rating 3.4
3 relating » 23 relating, _ relating, 4 relating
3.4 income » 3.3 income, 3.7 income, 3.4.1 income
case c » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relating 3.4 income through operation costs drivers development case c.*.