Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu can chap snippets" » "phu can chan snippets", "phu cau chap snippets", "phu cang chai snippets", "phu san chap snippets", "pho can chap snippets", "thu canh chap 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: (((("phu can chap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu can chap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu can chap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu can chap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.