Fix minOccur filter with base pipe in collocation analysis

Change-Id: I6a74525de4fa08e0770966e3a8dba1a6de263b21
diff --git a/R/collocationAnalysis.R b/R/collocationAnalysis.R
index 16987c6..fe3ac2a 100644
--- a/R/collocationAnalysis.R
+++ b/R/collocationAnalysis.R
@@ -197,7 +197,7 @@
       ) |>
         bind_rows(result) |>
         filter(logDice >= 2) |>
-        filter(.$O >= minOccur) |>
+        filter(O >= minOccur) |>
         dplyr::arrange(dplyr::desc(logDice))
     }
     if (addExamples && length(result) > 0) {