Perhaps you should try some spelling variations:
transfer functions » transfer function (Expand search), pedotransfer functions (Expand search)
detection methods » extraction methods (Expand search)
functions used » functions based (Expand search), functions using (Expand search), functions under (Expand search)
used detection » user detection (Expand search), use detection (Expand search), based detection (Expand search)
coding python » codigo python (Expand search), codigos python (Expand search), using python (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using coding » using coping (Expand search), using coating (Expand search), using cooking (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( transfer functions used detection methods ) OR ( using coding python python programming ))~.