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