Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap mon toi snippets" » "nhap mon toi snippets", "phap mo toi snippets", "phap moi toi snippets", "phap mon tai snippets", "phap mon toan snippets", "phap mong doi 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: (((("phap mon toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap mon toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap mon toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap mon toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.