Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chinh vi le snippets" » "chinh va le snippets", "chinh viet le snippets", "chinh tri le snippets", "chinh v.i le snippets", "chinh vu le 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: (((("chinh vi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chinh vi le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chinh vi le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chinh vi le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.