Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sach loc da snippets" » "sach lo da snippets", "sach duoc da snippets", "sach nuoc da snippets", "sach loc dai snippets", "sach loc va snippets", "sach luoc dai 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 loc da 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 loc da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sach loc da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach loc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.