Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu can le snippets" » "tiep can le snippets", "dieu can le snippets", "tiem can le snippets", "tieu can len snippets", "tieu ban le snippets", "tieu van le 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: (((("tieu can le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu can le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu can le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu can le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.