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