Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi dong hoa snippets" » "hop dong hoa snippets", "hoat dong hoa snippets", "ha dong hoa snippets", "hoi dong hoc snippets", "hoi dong co 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 dong hoa 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 dong hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi dong hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi dong hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.