Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat con chua snippets" » "hat cong chua snippets", "hat con cua snippets", "hat cong chuc snippets", "hai con chua snippets", "hat mon chua snippets", "vat con chua 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: (((("hat con chua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat con chua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat con chua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat con chua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.