Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu da chan snippets" » "phu dan chan snippets", "phu va chan snippets", "phu ga chan snippets", "phu la chan snippets", "phu ha chan 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 da chan 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 da chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu da chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu da chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.