Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan le cau snippets" » "chuan he cau snippets", "chuan ve cau snippets", "chuan ted cau snippets", "chuan ke cau snippets", "chuan le mau snippets", "chuan le cap 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: (((("chuan le cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuan le cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan le cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan le cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.