Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"suc chat cua snippets" » "muc chat cua snippets", "duoc chat cua snippets", "suat chat cua snippets", "suc nhat cua snippets", "suc chat va snippets", "suc chat huu 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: (((("suc chat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("suc chat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( suc chat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("suc chat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.