Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi bac ho snippets" » "doi ban ho snippets", "doi tac ho snippets", "hoi bac ho snippets", "doi bac bo snippets", "doi bac ha snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.