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