Perhaps you should try some spelling variations:
manpower resources » power resources, power resource, managed resources
manager resources » managed resources, manage resources, manage resource
manager resource » managing resource, management resource, unmanaged resources
major resources » major resource, major sources, labor resources
2.6 costs » 2.6 cosets, 2.6 cost, 26 costs
21 costs » 21 cost, 1 costs, 11 costs
22 costs » 2.2 costs, 12 costs, 22 cost
23 costs » 2.3 costs, 3 costs, 13 costs
2f costs » 26 costs, 27 costs, 28 costs
2 costs » _ costs, 2 cost, 4 costs

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: %((((manpower resources) OR (major resources))) OR (((manager resources) OR (manager resource)))) %((((((((((2f costs) OR (23 costs))) OR (2.6 costs))) OR (22 costs))) OR (2 costs))) OR (21 costs))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((manpower resources) OR (major resources))) or (((manager resources) or (manager resource)))) %((((((((((2f costs) or (23 costs))) or (2.6 costs))) or (22 costs))) or (2 costs))) or (21 costs))%22".
• Adding a wildcard symbol may retrieve word variants: %((((manpower resources) OR (major resources))) or (((manager resources) or (manager resource)))) %((((((((((2f costs) or (23 costs))) or (2.6 costs))) or (22 costs))) or (2 costs))) or (21 costs))%22*.