Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi ba cung snippets" » "thi bai cung snippets", "thi ban cung snippets", "thi ba hung snippets", "thi ha cung snippets", "thi ra cung snippets", "thi bach cung 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: (((("thi ba cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi ba cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi ba cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi ba cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.