Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong le can snippets" » "thong le can snippets", "hoang le can snippets", "phong le can snippets", "hong le chan snippets", "hong le dan snippets", "hong le cap 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: (((("hong le can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hong le can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong le can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong le can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.