Book,  Part, Title, Chapter, Can.

 1    1,   0,    6,   2,  113|      rerum) which pursue~a truly useful purpose and, all things
 2    1,   0,    9,   1,  158|     person~declines within eight useful days.~
 3    1,   0,    9,   1,  161|          presentation within the useful time according to the norm~
 4    1,   0,    9,   1,  164|   delayed~beyond three months of useful time computed from the notice
 5    1,   0,    9,   1,  176|        the election~within eight useful days after receiving the
 6    1,   0,    9,   1,  178| competent authority within eight useful days from the day of~acceptance
 7    1,   0,    9,   1,  181|        must be sent within eight useful days by the one presiding
 8    1,   0,   11,   0,  201|   undergoes no interruption.~§2. Useful time is understood as that
 9    2,   1,    3,   1,  249|          which seem~necessary or useful for their formation or for
10    2,   2,    2,   3,  440|   whenever it seems necessary or useful to the conference of bishops,
11    3,   0,    1,   2,  776|       endeavors.~§2. If it seems useful, it is for the conference
12    4,   1,    6,   2, 1023|      same legitimate superior as useful~for the ministry of the
13    4,   1,    6,   2, 1050|    employ other means~which seem useful to him according to the
14    6,   1,    6,   0, 1356|          insofar as~it is either useful to protect the reputation
15    7,   1,    3,   2, 1457|          tribunal within fifteen useful days.~
16    7,   2,    4,   0, 1524|    Proofs of any kind which seem useful for adjudicating the case
17    7,   2,    4,   3, 1567|       decides it is necessary or useful, provided that~there is
18    7,   2,    5,   1, 1589|        the respondent within the useful time, even by issuing a
19    7,   2,    6,   0, 1596|         nothing else to add, the useful time~prescribed by the judge
20    7,   2,    8,   2, 1627|     peremptory~period of fifteen useful days from the notice of
21    7,   2,    8,   2, 1631|        appeal is made~within the useful time, the time limits do
22    7,   2,    8,   2, 1636|        grade, not even by way of useful accumulation; consequently,
23    7,   2,    9,   1, 1638|       been introduced within the useful time;~3/ if at the appellate
24    7,   2,    0,   0, 1665|         decision up to the fifth useful day because of the difficulty
25    7,   6,    0,   0, 1731|         peremptory period of ten useful days from the legitimate
26    7,   6,    0,   0, 1734| peremptory time limit of fifteen useful days which in the cases~
27    7,   6,    0,   1, 1741|        invitation and~extend the useful time to respond.~§2. If