Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"how dao cau snippets" » "how do cau snippets", "hoc dao cau snippets", "thoi dao cau snippets", "how dat cau snippets", "how da cau snippets", "how tao cau 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: (((("how dao 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: (((("how dao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( how dao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("how dao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.