question: returns the enumeration of the nested set `` a '' , `` b '' , `` b '' , `` a '' . concode_field_sep PlaceHolder placeHolder concode_field_sep void orderConflictNested concode_elem_sep void addAllOrdering concode_elem_sep void extendedDiamondRightArm concode_elem_sep void transitiveDepsHandledSeparately concode_elem_sep void simple concode_elem_sep void nestingValidation concode_elem_sep void assertSetContents concode_elem_sep List<String> chainResult concode_elem_sep void builderReuse concode_elem_sep List<String> extendedDiamondResult concode_elem_sep List<String> nestedDuplicatesResult concode_elem_sep void assertCollectionsEqual concode_elem_sep List<String> diamondResult concode_elem_sep void nesting concode_elem_sep void extendedDiamond concode_elem_sep void nestingNoDuplicates concode_elem_sep void chain concode_elem_sep Order expanderOrder concode_elem_sep void getOrdering concode_elem_sep void simpleNoDuplicates concode_elem_sep void builderChaining concode_elem_sep void mixedAddAllOrdering concode_elem_sep void diamond concode_elem_sep NestedSetBuilder<String> prepareBuilder concode_elem_sep List<String> extendedDiamondRightArmResult concode_elem_sep List<String> simpleResult concode_elem_sep void orderConflict concode_elem_sep void getOrderingEmpty concode_elem_sep List<String> nestedResult
target: List < String > function ( ) { return ImmutableList . of ( "srini_string" , "srini_string" ) ; }