Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat cach cua snippets" » "mot cach cua snippets", "mat sach cua snippets", "vat cach cua snippets", "mat cac cua snippets", "mat cach dua snippets", "mat canh 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: (((("mat cach 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: (((("mat cach cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat cach cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat cach cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.