Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai mong du snippets" » "hai long du snippets", "lai mong du snippets", "thai muong du snippets", "hai muong du snippets", "hai mong do snippets", "hai song 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 du 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 du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai mong du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai mong du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.