Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"boi tan cua snippets" » "boi toan cua snippets", "bui tan cua snippets", "bi tan cua snippets", "boi than cua snippets", "boi tang cua 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: (((("boi tan 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: (((("boi tan cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( boi tan cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("boi tan cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.