Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"buoc hoc vo snippets" » "duoc hoc vo snippets", "quoc hoc vo snippets", "buoc khoi vo snippets", "buoc hoc va snippets", "buoc hoc co snippets", "buoc hoc vi 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: (((("buoc hoc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("buoc hoc vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( buoc hoc vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("buoc hoc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.