Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sach bac ho snippets" » "sach bai ho snippets", "sach dao ho snippets", "sach xa ho snippets", "sach bac bo snippets", "sach 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: (((("sach 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: (((("sach bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sach bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.