| Never in recent memory has a winter campaign had so many imponderables in the mix awaiting answers. |
| This is a sophisticated military operation that will require a great deal of planing and there are many imponderables. |
| There are just too many imponderables flashing across the economic landscape. |
| A quick run through of the finalists may help to find the winner although there are so many imponderables about this decider that it is going to be a tricky task. |
| It is impossible, at this early stage, to predict the victors as there are so many imponderables. |
| That didn't stop him lying awake on Monday and Tuesday night pondering the imponderables. |
