Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang thi le snippets" » "hoang thi le snippets", "hang tai le snippets", "dang thi le snippets", "hang thi ly snippets", "hang thi lien 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: (((("hang thi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang thi le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang thi le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang thi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.