Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc va cong snippets" » "nuoc va cong snippets", "ngoc ha cong snippets", "goc va cong snippets", "ngoc tai cong snippets", "ngoc cua cong 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: (((("ngoc va cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc va cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc va cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc va cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.