Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian su doi snippets" » "gian suu doi snippets", "gian xu doi snippets", "giao su doi snippets", "gian sua doi snippets", "gian su dai snippets", "gian tu 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: (((("gian su doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian su doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian su doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian su doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.