Perhaps you should try some spelling variations:
"and functionality and coding program" » "and functional and coding program" (Expand search), "and functionality of coding program" (Expand search), "and functionality and cloning program" (Expand search), "and functionality and cooling programs" (Expand search), "and functionality and feeding program" (Expand search), "and functionality and coping program" (Expand search), "and functionality and cooling program" (Expand search), "and functionality and cooking program" (Expand search)
"advanced oxidation using loading program" » "advanced oxidation in loading program" (Expand search), "advanced oxidation using reading program" (Expand search), "advanced oxidation using breading program" (Expand search), "advanced oxidation using reading programs" (Expand search), "advanced oxidation using locking program" (Expand search), "advanced oxidation using shading program" (Expand search), "advanced oxidation using coding program" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("and functionality and coding program") OR ("advanced oxidation using loading program"))~.
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• Removing quotes may allow a broader search: (( and functionality and coding program ) OR ( advanced oxidation using loading program ))*.