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