This is the 7727th most frequent Dutch word.
denkbaar
Conceivable; imaginable.
In this sentence, 'denkbaar' is used to indicate that the possibility of him arriving late today is within the realm of what can be imagined or considered.
Het is denkbaar dat hij vandaag laat arriveert.
It is conceivable that he arrives late today.
Here, 'denkbare' is used as an adjective to describe all the efforts that can be conceived, highlighting the extensiveness of attempts made.
Ze heeft alle denkbare moeite gedaan om het project op tijd af te krijgen.
She made all conceivable efforts to finish the project on time.
In this usage, 'denkbare' modifies 'solutions' to emphasize that the solutions being discussed are those that are conceivable or imaginable.