| Keyword | Most frequent expressions (number of websites) |
|---|---|
| pdc | pdc cruise (5), navi pdc (3), cruise pdc (3), pdc stoelverwarming (2), pdc darts (2), clima pdc (2), titanium pdc (1), centre pdc (1), pdc good (1), pdc nap (1), pdc airco (1), briefly pdc (1), pdc diploma (1) |