Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh kem con snippets" » "hanh kem con snippets", "anh kiem con snippets", "banh kem con snippets", "anh mem cong snippets", "anh mem chon 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: (((("anh kem con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh kem con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh kem con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh kem con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.