Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc doi mot snippets" » "cuoc doi mot snippets", "duoc hoi mot snippets", "luoc doi mot snippets", "duoc doi moi snippets", "duoc doi met snippets", "duoc doi mo 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: (((("duoc doi mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc doi mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc doi mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc doi mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.