Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ghep dang do snippets" » "ghep tang do snippets", "ghep van do snippets", "phen dang do snippets", "ghep nang doc snippets", "ghep dung doi snippets", "ghep dang duc 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: (((("ghep dang do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ghep dang do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ghep dang do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ghep dang do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.