Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc binh cua snippets" » "duc binh cua snippets", "quoc binh cua snippets", "luc canh cua snippets", "luc sinh cua snippets", "luc tinh cua snippets", "luc dinh 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: (((("luc binh 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: (((("luc binh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc binh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc binh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.