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