Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac cong chi snippets" » "bac cuong chi snippets", "cac cong chi snippets", "ban cong chi snippets", "bac cong khi snippets", "bac cong cho snippets", "bac con 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: (((("bac cong 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: (((("bac cong chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac cong chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac cong chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.