Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gioi qua cha snippets" » "gioi cua cha snippets", "nguoi qua cha snippets", "gioi tu cha snippets", "gioi qua cham snippets", "gioi qua cua snippets", "gioi qua ca 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: (((("gioi qua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gioi qua cha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gioi qua cha snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gioi qua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.