Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi ban doi snippets" » "doi ban code snippets", "di ban doi snippets", "do ban doi snippets", "dong ban doi snippets", "doi ban moi snippets", "doi ban do snippets", "doi ban dai snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi ban doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi ban doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi ban doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi ban doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.