diff --git a/backlogger/input/sfcf.py b/backlogger/input/sfcf.py
index 5b9370f..d8566d0 100644
--- a/backlogger/input/sfcf.py
+++ b/backlogger/input/sfcf.py
@@ -1,15 +1,61 @@
 import pyerrors as pe
 import datalad.api as dl
 import json
+import os
 
-corr_types = {
-        'f_A': 'bi',
-        'f_P': 'bi',
-        'g_A': 'bi',
-        'g_P': 'bi',
-        'f_1': 'bb',
-        'k_1': 'bb',
-    }
+
+bi_corrs = ["f_P", "fP", "f_p",
+            "g_P", "gP", "g_p",
+            "fA0", "f_A", "f_a",
+            "gA0", "g_A", "g_a",
+            "k1V1", "k1_V1", "k_v11",
+            "l1V1", "l1_V1", "l_v11",
+            "k2V2", "k2_V2", "k_v22",
+            "l2V2", "l2_V2", "l_v22",
+            "k3V3", "k3_V3", "k_v33",
+            "l3V3", "l3_V3", "l_v33",
+            "kVk", "k_V", "k_v",
+            "lVk", "l_V", "l_v",
+            "k1T01", "k1_T01",
+            "l1T01", "l1_T01",
+            "k2T02", "k2_T02",
+            "l2T02", "l2_T02",
+            "k3T03", "k3_T03",
+            "l3T03", "l3_T03",
+            "kT0k", "k_T", "k_t",
+            "lT0k", "l_T", "l_t",
+            "fAk", "f_Ak", "f_ak",
+            "gAk", "g_Ak", "g_ak",
+            "kV0", "k_V0", "k_v0",
+            "lV0", "l_V0", "l_v0",
+            "k1A2", "k1_A2", "f_av21",
+            "l1A2", "l1_A2", "g_av21",
+            "k2A3", "k2_A3", "f_av32",
+            "l2A3", "l2_A3", "g_av32",
+            "k3A1", "k3_A1", "f_av13",
+            "l3A1", "l3_A1", "g_av13",
+            "k1A3", "k1_A3", "f_av31",
+            "l1A3", "l1_A3", "g_av31",
+            "k2A1", "k2_A1", "f_av12",
+            "l2A1", "l2_A1", "g_av12",
+            "k3A2", "k3_A2", "f_av23",
+            "l3A2", "l3_A2", "g_av23",
+            ]
+
+bb_corrs = [
+            'F1',
+            'F_1',
+            'f_1',
+            'F1ll',
+            'k_1',
+            ]
+
+corr_types = {}
+
+for c in bi_corrs:
+    corr_types[c] = 'bi'
+for c in bb_corrs:
+    corr_types[c] = 'bb'
 
 
 def read_param(path, project, file_in_project):
@@ -166,7 +212,7 @@ def read_data(path, project, dir_in_project, prefix, param, version='1.0c', cfg_
     """
     names = kwargs.get('names', None)
 
-    directory = path + "/projects/" + project + '/' + dir_in_project
+    directory = os.path.join(path, "projects", project, dir_in_project)
     print("Getting data, this might take a while...")
     dl.get(directory, dataset=path)
     print("... done downloading.")