17'abstract add and array as asc aspect assembly async begin break block by case class concat const copy constructor continue '
18+'create default delegate desc distinct div do downto dynamic each else empty end ensure enum equals event except exit extension external false '
19+'final finalize finalizer finally flags for forward from function future global group has if implementation implements implies in index inherited '
20+'inline interface into invariants is iterator join locked locking loop matching method mod module namespace nested new nil not notify nullable of '
21+'old on operator or order out override parallel params partial pinned private procedure property protected public queryable raise read readonly '
22+'record reintroduce remove repeat require result reverse sealed select self sequence set shl shr skip static step soft take then to true try tuple '
23+'type union unit unsafe until uses using var virtual raises volatile where while with write xor yield await mapped deprecated stdcall cdecl pascal '