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