Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi cong cap snippets" » "doi cong code snippets", "doi song cap snippets", "noi cong cap snippets", "moi cong cap snippets", "doi cung cap snippets", "doi cong cau snippets", "doi cong cac 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 cong cap 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 cong cap snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi cong cap snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cong cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.