Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai mong do snippets" » "hai long do snippets", "lai mong do snippets", "thai muong do snippets", "hai mong doi snippets", "hai dong do snippets", "hai mong du 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: (((("hai mong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai mong do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai mong do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai mong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.