Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bim han cho snippets" » "binh han cho snippets", "kim nhan cho snippets", "tim hanh cho snippets", "bim hang cho snippets", "bim han che snippets", "bim san cho 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: (((("bim han cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bim han cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bim han cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bim han cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.