Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan cuoi doi snippets" » "lang cuoi doi snippets", "la cuoi doi snippets", "dam cuoi doi snippets", "lan cuoc doi snippets", "lan nguoi doi snippets", "lan cuoi dan 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: (((("lan cuoi 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: (((("lan cuoi doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan cuoi doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan cuoi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.