Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac va cho snippets" » "ban va cho snippets", "bac ha cho snippets", "bao va cho snippets", "bac van cho snippets", "bac va co snippets", "bac va che 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: (((("bac va 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: (((("bac va cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac va cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac va cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.