Heat olive oil in a large pot over medium-high heat
Season chicken with salt and pepper, brown for 4-5 minutes per side
Remove chicken, set aside
In same pot, sauté onions for 3-4 minutes
Add garlic, cook 1 minute
Add carrots and celery, cook 2-3 minutes
Return chicken to pot
Add broth, bay leaves, oregano, and cumin
Bring to boil, reduce heat, simmer 25 minutes
Add potatoes and corn
Cook 15-20 minutes until vegetables are tender
Remove chicken, shred meat, return to pot
Season to taste