3 basic of life
- 3 basic necessities of life
- 3 basic needs of life
- 3 basic principles of life
- 3 basic amenities of life
- 3 basic instincts of life
- 3 basic units of life
- 3 basic necessities of life as bacteria
- 3 basic elements of life
- 3 basic rules of life
- 3 basic characteristics of life
- 3 basic categories of life skills
- 3 basic things of life
- 3 basic components of life
- 3 basic divisions of life
- 3 basic life support