Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu ky moi snippets" » "hieu ky moi snippets", "dieu ky moi snippets", "lieu xay moi snippets", "lieu ky doi snippets", "lieu ly moi snippets", "lieu ky hoi 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: (((("lieu ky moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu ky moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu ky moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu ky moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.