Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vung bac ho snippets" » "vung bao ho snippets", "vung cac ho snippets", "dung bac ho snippets", "vung bac bo snippets", "vung bac ha 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: (((("vung bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vung bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vung bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vung bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.