Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vit ban can snippets" » "vi ban can snippets", "viet bang can snippets", "viec ban can snippets", "vit ban dan snippets", "vit ban hang snippets", "vit ban hanh 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: (((("vit ban can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vit ban can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vit ban can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vit ban can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.