Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"banh chi chu snippets" » "danh cho chu snippets", "dinh chi chu snippets", "bao chi chu snippets", "banh chi chua snippets", "banh choi chu snippets", "banh cho chu 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: (((("banh chi chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("banh chi chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( banh chi chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("banh chi chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.