Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh ba don snippets" » "minh bac don snippets", "dinh ba don snippets", "minh va don snippets", "minh la don snippets", "minh bat dong 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: (((("minh ba don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh ba don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh ba don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh ba don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.