Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin han cho snippets" » "tin phan cho snippets", "tin ha cho snippets", "tieng han cho snippets", "tin hang cho snippets", "tin han che snippets", "tin 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: (((("tin 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: (((("tin han cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin han cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin han cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.