Perhaps you should try some spelling variations:
sequential methods » sequential method (Expand search), sequencing methods (Expand search), potential methods (Expand search)
code sequential » dose sequential (Expand search), cake sequential (Expand search), order sequential (Expand search)
methods problem » method problems (Expand search), methods produced (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using python » usando python (Expand search), in python (Expand search)
using using » housing using (Expand search), aging using (Expand search), ring using (Expand search)
code code » code cdc (Expand search), code co (Expand search)

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

• Removing quotes may allow a broader search: (( code code sequential methods problem ) OR ( using using python python programming ))~.