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