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