Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu hai long snippets" » "phu hai phong snippets", "phu hai duong snippets", "thu hai long snippets", "pho hai long snippets", "nhu hai long 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: (((("phu hai long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu hai long snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu hai long snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu hai long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.