Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh noi doi snippets" » "trinh noi doi snippets", "tinh doi doi snippets", "tinh toi doi snippets", "tinh voi doi snippets", "tinh hoi doi snippets", "tinh moi 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: (((("tinh noi 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: (((("tinh noi doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh noi doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh noi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.