Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"day ve cach snippets" » "day va cach snippets", "day ve cac snippets", "day ve canh snippets", "dap ve cach snippets", "dau ve cach 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: (((("day ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("day ve cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day ve cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("day ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.