Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat doi doi snippets" » "hat doi code snippets", "hoat doi doi snippets", "thay doi doi snippets", "hang doi doi snippets", "hat doi voi snippets", "hat doi moi snippets", "hat voi doi 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: (((("hat doi 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: (((("hat doi doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hat doi doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat doi doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.