19 duplicated lines in:
  - source/services/helper/index.ts (120:148, 16%)
  - source/services/preReqManager/index.ts (168:196, 13%)

11 duplicated lines in:
  - source/services/helper/index.ts (19:31, 9%)
  - source/services/preReqManager/index.ts (26:41, 7%)

7 duplicated lines in:
  - source/services/helper/index.ts (79:85, 6%)
  - source/services/preReqManager/index.ts (108:114, 4%)

7 duplicated lines in:
  - source/services/helper/index.ts (79:85, 6%)
  - source/services/preReqManager/index.ts (136:142, 4%)

6 duplicated lines in:
  - source/services/helper/index.ts (34:41, 5%)
  - source/services/preReqManager/index.ts (44:50, 4%)