Swim
Swimming
Fix
Fixing
Sleep
Sleeping
Have
Having
Offer
Offering
Live
Living
Stop
Stopping
Go
Going
Snow
Snowing
Plan
Planning
Get
Getting
Suffer
Suffering
Make
Making
Enter
Entering
Enjoy
Enjoying
Happen
Happening
Lie
Lying
Feel
Feeling
Take
Taking
Sit
Sitting
Tie
Tying
Die
Dying
Work
Working