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