Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac tai du snippets" » "cao tai du snippets", "cac bai du snippets", "cac dai du snippets", "cac tai tu snippets", "cac tri du snippets", "cac tai su 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: (((("cac tai du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac tai du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac tai du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac tai du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.