Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi dang hoi snippets" » "hoi dan hoi snippets", "hoi lang hoi snippets", "hoi dong hoi snippets", "hoi dang khoi snippets", "hoi dang hoai 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: (((("hoi dang 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: (((("hoi dang hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi dang hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi dang hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.