Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den cac cham snippets" » "den cac chat snippets", "den ca cham snippets", "den cac cam snippets", "dien cac cham snippets", "dan cac cham snippets", "de cac 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: (((("den cac 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: (((("den cac cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den cac cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den cac cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.