Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh vot con snippets" » "anh viet con snippets", "hanh voi con snippets", "lanh voi con snippets", "anh mot con snippets", "anh vat con snippets", "anh vit con 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: (((("anh vot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh vot con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh vot con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh vot con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.