Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can nhay dot snippets" » "can nha dot snippets", "chan nhan dot snippets", "van nhan dot snippets", "can nhan dot snippets", "can nhay vot snippets", "can thay 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: (((("can nhay dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can nhay dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can nhay dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can nhay dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.