| Keyword | Most frequent expressions (number of websites) |
|---|---|
| ptfe | ptfe hose (2), ptfe membrane (1), welflex ptfe (1), ptfe expansion (1), ptfe envelope (1), year ptfe (1), ptfe pctfe (1), ptfe xylan (1), sheet ptfe (1), ptfe uhmwpe (1), ptfe tubing (1), blade ptfe (1), ptfe glass (1) |
| ptsd | ocd ptsd (2), reduction ptsd (1), ptsd depression (1), ptsd anxiety (1), ptsd stress (1), disorder ptsd (1), ptsd short (1), trauma ptsd (1), ptsd post (1), anxiety ptsd (1), ptsd mood (1), ptsd addiction (1) |