Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phna ban cua snippets" » "pha ban cua snippets", "phong ban cua snippets", "phia bac cua snippets", "phna ban quan 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: (((("phna ban cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phna ban cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phna ban cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phna ban cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.