Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghe hanh ca snippets" » "nghe thanh ca snippets", "nghe danh ca snippets", "nghe han ca snippets", "nghe hanh cac snippets", "nghe hanh cat snippets", "nghe hanh cua 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: (((("nghe hanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nghe hanh ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghe hanh ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghe hanh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.