Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat hoi doai snippets" » "hat hoi doi snippets", "hat hoi thoai snippets", "hat hoi dap snippets", "hat doi doai snippets", "sat hoi doai snippets", "chat hoa doai 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: (((("hat hoi doai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat hoi doai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat hoi doai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat hoi doai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.