Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long do co snippets" » "luong do co snippets", "dong do co snippets", "long d co snippets", "long do cao snippets", "long vo co snippets", "long do bo 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 do co 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 do co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long do co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long do co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.