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