Following strings not present in en_utf8/roles.php (unless they should be somewhere else, but they still need to be defined):

[[csv:view]]
[[ods:view]]
[[txt:view]]
[[xls:view]]
[[xml:view]]
[[csv:view]]
[[xml:view]]
[[grader:view]]
[[grader:manage]]
[[outcomes:view]]
[[overview:view]]
[[user:view]]
[[grade:manageoutcomes]]