Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi hoc chi snippets" » "doi hoc code snippets", "doi hoac chi snippets", "dai hoc chi snippets", "hoi hoc chi snippets", "doi hoc chia snippets", "doi hoc cho snippets", "doi hoc chu 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 hoc chi 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 hoc chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi hoc chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi hoc chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.