data/r-cran-modeltools-0.2-23/tests/regtest.R:13: nd ==> and, 2nd
data/r-cran-modeltools-0.2-23/tests/regtest.R:15: nd ==> and, 2nd
data/r-cran-modeltools-0.2-23/tests/regtest.R:15: nd ==> and, 2nd
data/r-cran-modeltools-0.2-23/R/Data.R:165: Usefull ==> Useful