Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich mo chon snippets" » "dich mot chon snippets", "dich ho chon snippets", "dich so chon snippets", "dich mo cho snippets", "dich mo phong 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: (((("dich mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dich mo chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich mo chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich mo chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.