Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho hang deo snippets" » "cho thanh deo snippets", "cho phan deo snippets", "thi hang deo snippets", "cho dang deo snippets", "cho hang dien snippets", "cho hang theo 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: (((("cho hang deo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho hang deo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho hang deo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho hang deo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.