Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sach tu te snippets" » "sach thu te snippets", "cach tu te snippets", "sach ty te snippets", "sach tu tu snippets", "sach tu le 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 tu te 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 tu te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sach tu te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach tu te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.