Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con banh chi snippets" » "con ban chi snippets", "con bang chi snippets", "con benh chi snippets", "con danh cho snippets", "con dinh chi snippets", "con bao 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: (((("con banh 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: (((("con banh chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con banh chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con banh chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.