Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha bieu cua snippets" » "pha kieu cua snippets", "phan bien cua snippets", "phan hieu cua snippets", "pha dieu cua snippets", "pha hieu cua snippets", "pha giau 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: (((("pha bieu 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: (((("pha bieu cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha bieu cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha bieu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.