Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"va hay hoi snippets" » "va tay hoi snippets", "va hay hon snippets", "va hay noi snippets", "va cay hoi snippets", "va day hoi snippets", "va han hoi 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: (((("va hay hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va hay hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va hay hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va hay hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.