| Keyword | Most frequent expressions (number of websites) |
|---|---|
| cwi | informatica cwi (5), cwi amsterdam (3), cwi research (3), institute cwi (3), university cwi (2), cwi umo (2), cwi national (2), cwi centre (1), founder cwi (1), cwi qusoft (1), institution cwi (1), cwi ru (1), mathematics cwi (1) |
| cwt | studies cwt (3), cwt leinden (1), cwt leiden (1), cwt dean (1), cwt compact (1), cwt website (1), benefit cwt (1), decade cwt (1), cwt service (1), expert cwt (1), cwt illustratie (1), cabin cwt (1), cwt mm (1) |