Building a seamless work strategy

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Across
  1. 2. mno
  2. 4. 123
  3. 7. pqr
  4. 10. jkl
  5. 11. 456
Down
  1. 1. 789
  2. 3. def
  3. 5. stu
  4. 6. xyz
  5. 8. ghi
  6. 9. abc