Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lon thi hue snippets" » "loan thi hue snippets", "lon thit hue snippets", "lo thi hue snippets", "lon thien hue snippets", "lon thi thuy 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: (((("lon thi hue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lon thi hue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lon thi hue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lon thi hue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.