Perhaps you should try some spelling variations:
"using convolutional coding using problem" » "using convolutional codes using problem" (Expand search), "using convolutional code using problem" (Expand search), "using convolutional long using problem" (Expand search), "using convolutional coding housing problems" (Expand search), "using convolutional coding routing problem" (Expand search), "using convolutional coding cutting problem" (Expand search), "using convolutional loading using problem" (Expand search), "using convolutional modeling using problem" (Expand search), "using convolutional drying using problem" (Expand search)
"using computation and coding program" » "using computational and coding program" (Expand search), "using imputation and coding program" (Expand search), "using compilation and coding program" (Expand search), "using computation of coding program" (Expand search), "using computation and cloning program" (Expand search), "using computation and loading program" (Expand search), "using computation and cooling programs" (Expand search), "using computation and coping program" (Expand search), "using computation and cooling program" (Expand search), "using computation and cooking program" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using convolutional coding using problem\") OR (\"using computation and coding program\"))~".
• Removing quotes may allow a broader search: (( using convolutional coding using problem ) OR ( using computation and coding program ))~.
• Adding a wildcard symbol may retrieve word variants: (("using convolutional coding using problem") OR ("using computation and coding program"))*.