Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long san cho snippets" » "long span cho snippets", "luong san cho snippets", "cong san cho snippets", "long sang cho snippets", "long san chi snippets", "long san co 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: (((("long san cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long san cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long san cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long san cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.