Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc duoc do snippets" » "hoc nuoc do snippets", "hoa duoc do snippets", "hoc dung do snippets", "hoc duoc dao snippets", "hoc duoc co snippets", "hoc duoc vo 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: (((("hoc duoc 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: (((("hoc duoc do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc duoc do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc duoc do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.