Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"both da dieu snippets" » "bot da dieu snippets", "both va dieu snippets", "both dang dieu snippets", "both doan dieu snippets", "both da dieu slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("both da dieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("both da dieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( both da dieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("both da dieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.