Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc va chi snippets" » "nuoc va chi snippets", "ngoc ha chi snippets", "goc va chi snippets", "ngoc van chi snippets", "ngoc va che snippets", "ngoc va cai 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 chi 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 chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc va chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc va chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.