Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gio so cua snippets" » "gio co cua snippets", "gio do cua snippets", "gio bo cua snippets", "giao so cua snippets", "gioi so cua 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: (((("gio so cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gio so cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gio so cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gio so cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.