Pink Group

1. sweet

2. clean

3. been

4. weak

5. teach

6. speak

7. seem

8. impressive

9. valentine

10. heart

Blue Group

1. letter

2. plug

3. plane

4. plant

5. plate

6. plus

7. plan

8. interesting

9. penguin

10. father

Yellow Group

1. the

2. when

3. whip

4. they

5. that

6. there

7. whale

8. what

9. then

10. white