Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"com thi dieu snippets" » "com thi lien snippets", "com thi hien snippets", "com vi dieu snippets", "co thi dieu snippets", "cuoc thi dieu snippets", "com thi 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: (((("com thi 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: (((("com thi dieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( com thi dieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("com thi dieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.