Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vuong ca chi snippets" » "vuong cac chi snippets", "vuong ha chi snippets", "huong cua chi snippets", "vuong a chi snippets", "vuong cu chi snippets", "vuong la chi 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: (((("vuong ca 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: (((("vuong ca chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vuong ca chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vuong ca chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.