Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lon thit hue snippets" » "bo thit hue snippets", "loan thi hue snippets", "lon nhat hue snippets", "lon thi hue snippets", "lon thit hun snippets", "lon thien hue 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 thit 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 thit hue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lon thit hue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lon thit hue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.