Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc duy doc snippets" » "duc duy doc snippets", "duoc duoc doc snippets", "duoc dung doc snippets", "duoc day doc snippets", "duoc duy dac snippets", "duoc duy dot 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 duy doc 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 duy doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc duy doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc duy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.